diff --git a/server/voice_changer/MMVCv13/MMVCv13.py b/server/voice_changer/MMVCv13/MMVCv13.py
index e314b371..10f5144e 100644
--- a/server/voice_changer/MMVCv13/MMVCv13.py
+++ b/server/voice_changer/MMVCv13/MMVCv13.py
@@ -2,7 +2,6 @@ import sys
 import os
 from data.ModelSlot import MMVCv13ModelSlot
 
-from voice_changer.utils.LoadModelParams import LoadModelParams, LoadModelParams2
 from voice_changer.utils.VoiceChangerModel import AudioInOut
 
 if sys.platform.startswith("darwin"):
@@ -22,8 +21,10 @@ import numpy as np
 import torch
 import onnxruntime
 
-from symbols import symbols  # type:ignore
-from models import SynthesizerTrn  # type:ignore
+# from symbols import symbols  # type:ignore
+# from models import SynthesizerTrn  # type:ignore
+from voice_changer.MMVCv13.models.models import SynthesizerTrn
+from voice_changer.MMVCv13.models.symbols import symbols
 from voice_changer.MMVCv13.TrainerFunctions import (
     TextAudioSpeakerCollate,
     spectrogram_torch,
@@ -40,21 +41,15 @@ class MMVCv13Settings:
     srcId: int = 0
     dstId: int = 101
 
-    framework: str = "PyTorch"  # PyTorch or ONNX
-    pyTorchModelFile: str = ""
-    onnxModelFile: str = ""
-    configFile: str = ""
-
     # ↓mutableな物だけ列挙
     intData = ["gpu", "srcId", "dstId"]
     floatData: list[str] = field(default_factory=lambda: [])
-    strData = ["framework"]
+    strData: list[str] = field(default_factory=lambda: [])
 
 
 class MMVCv13:
-    audio_buffer: AudioInOut | None = None
-
-    def __init__(self):
+    def __init__(self, slotInfo: MMVCv13ModelSlot):
+        print("[Voice Changer] [MMVCv13] Creating instance ")
         self.settings = MMVCv13Settings()
         self.net_g = None
         self.onnx_session = None
@@ -62,43 +57,35 @@ class MMVCv13:
         self.gpu_num = torch.cuda.device_count()
         self.text_norm = torch.LongTensor([0, 6, 0])
 
-    def loadModel(self, props: LoadModelParams):
-        params = props.params
+        self.audio_buffer: AudioInOut | None = None
+        self.slotInfo = slotInfo
+        self.initialize()
 
-        self.settings.configFile = params["files"]["mmvcv13Config"]
-        self.hps = get_hparams_from_file(self.settings.configFile)
+    def initialize(self):
+        print("[Voice Changer] [MMVCv13] Initializing... ")
 
-        modelFile = params["files"]["mmvcv13Model"]
-        if modelFile.endswith(".onnx"):
-            self.settings.pyTorchModelFile = None
-            self.settings.onnxModelFile = modelFile
-        else:
-            self.settings.pyTorchModelFile = modelFile
-            self.settings.onnxModelFile = None
-
-        # PyTorchモデル生成
-        if self.settings.pyTorchModelFile is not None:
-            self.net_g = SynthesizerTrn(len(symbols), self.hps.data.filter_length // 2 + 1, self.hps.train.segment_size // self.hps.data.hop_length, n_speakers=self.hps.data.n_speakers, **self.hps.model)
-            self.net_g.eval()
-            load_checkpoint(self.settings.pyTorchModelFile, self.net_g, None)
-
-        # ONNXモデル生成
-        if self.settings.onnxModelFile is not None:
-            # ort_options = onnxruntime.SessionOptions()
-            # ort_options.intra_op_num_threads = 8
-            # ort_options.execution_mode = ort_options.ExecutionMode.ORT_PARALLEL
-            # ort_options.inter_op_num_threads = 8
+        self.hps = get_hparams_from_file(self.slotInfo.configFile)
+        if self.slotInfo.isONNX:
             providers, options = self.getOnnxExecutionProvider()
             self.onnx_session = onnxruntime.InferenceSession(
-                self.settings.onnxModelFile,
+                self.slotInfo.modelFile,
                 providers=providers,
                 provider_options=options,
             )
-        return self.get_info()
+        else:
+            self.net_g = SynthesizerTrn(len(symbols), self.hps.data.filter_length // 2 + 1, self.hps.train.segment_size // self.hps.data.hop_length, n_speakers=self.hps.data.n_speakers, **self.hps.model)
+            self.net_g.eval()
+            load_checkpoint(self.slotInfo.modelFile, self.net_g, None)
+
+        # その他の設定
+        self.settings.srcId = self.slotInfo.srcId
+        self.settings.dstId = self.slotInfo.dstId
+        print("[Voice Changer] [MMVCv13] Initializing... done")
 
     def getOnnxExecutionProvider(self):
         availableProviders = onnxruntime.get_available_providers()
-        if self.settings.gpu >= 0 and "CUDAExecutionProvider" in availableProviders:
+        devNum = torch.cuda.device_count()
+        if self.settings.gpu >= 0 and "CUDAExecutionProvider" in availableProviders and devNum > 0:
             return ["CUDAExecutionProvider"], [{"device_id": self.settings.gpu}]
         elif self.settings.gpu >= 0 and "DmlExecutionProvider" in availableProviders:
             return ["DmlExecutionProvider"], [{}]
@@ -111,21 +98,15 @@ class MMVCv13:
                 }
             ]
 
-    def isOnnx(self):
-        if self.settings.onnxModelFile is not None:
-            return True
-        else:
-            return False
-
     def update_settings(self, key: str, val: int | float | str):
         if key in self.settings.intData:
             val = int(val)
             setattr(self.settings, key, val)
 
-            if key == "gpu" and self.isOnnx():
+            if key == "gpu" and self.slotInfo.isONNX:
                 providers, options = self.getOnnxExecutionProvider()
                 self.onnx_session = onnxruntime.InferenceSession(
-                    self.settings.onnxModelFile,
+                    self.slotInfo.modelFile,
                     providers=providers,
                     provider_options=options,
                 )
@@ -150,13 +131,6 @@ class MMVCv13:
         data = asdict(self.settings)
 
         data["onnxExecutionProviders"] = self.onnx_session.get_providers() if self.onnx_session is not None else []
-        files = ["configFile", "pyTorchModelFile", "onnxModelFile"]
-        for f in files:
-            if data[f] is not None and os.path.exists(data[f]):
-                data[f] = os.path.basename(data[f])
-            else:
-                data[f] = ""
-
         return data
 
     def get_processing_sampling_rate(self):
@@ -211,7 +185,7 @@ class MMVCv13:
         return data
 
     def _onnx_inference(self, data):
-        if hasattr(self, "onnx_session") is False or self.onnx_session is None:
+        if self.onnx_session is None:
             print("[Voice Changer] No ONNX session.")
             raise NoModeLoadedException("ONNX")
 
@@ -254,24 +228,12 @@ class MMVCv13:
         return result
 
     def inference(self, data):
-        if self.isOnnx():
+        if self.slotInfo.isONNX:
             audio = self._onnx_inference(data)
         else:
             audio = self._pyTorch_inference(data)
         return audio
 
-    @classmethod
-    def loadModel2(cls, props: LoadModelParams2):
-        slotInfo: MMVCv13ModelSlot = MMVCv13ModelSlot()
-        for file in props.files:
-            if file.kind == "mmvcv13Model":
-                slotInfo.modelFile = file.name
-            elif file.kind == "mmvcv13Config":
-                slotInfo.configFile = file.name
-        slotInfo.isONNX = slotInfo.modelFile.endswith(".onnx")
-        slotInfo.name = os.path.splitext(os.path.basename(slotInfo.modelFile))[0]
-        return slotInfo
-
     def __del__(self):
         del self.net_g
         del self.onnx_session
diff --git a/server/voice_changer/MMVCv13/MMVCv13ModelSlotGenerator.py b/server/voice_changer/MMVCv13/MMVCv13ModelSlotGenerator.py
new file mode 100644
index 00000000..40bcc250
--- /dev/null
+++ b/server/voice_changer/MMVCv13/MMVCv13ModelSlotGenerator.py
@@ -0,0 +1,19 @@
+import os
+
+from data.ModelSlot import MMVCv13ModelSlot
+from voice_changer.utils.LoadModelParams import LoadModelParams
+from voice_changer.utils.ModelSlotGenerator import ModelSlotGenerator
+
+
+class MMVCv13ModelSlotGenerator(ModelSlotGenerator):
+    @classmethod
+    def loadModel(cls, props: LoadModelParams):
+        slotInfo: MMVCv13ModelSlot = MMVCv13ModelSlot()
+        for file in props.files:
+            if file.kind == "mmvcv13Model":
+                slotInfo.modelFile = file.name
+            elif file.kind == "mmvcv13Config":
+                slotInfo.configFile = file.name
+        slotInfo.isONNX = slotInfo.modelFile.endswith(".onnx")
+        slotInfo.name = os.path.splitext(os.path.basename(slotInfo.modelFile))[0]
+        return slotInfo
diff --git a/server/voice_changer/MMVCv13/models/commons.py b/server/voice_changer/MMVCv13/models/commons.py
new file mode 100644
index 00000000..b0928f92
--- /dev/null
+++ b/server/voice_changer/MMVCv13/models/commons.py
@@ -0,0 +1,27 @@
+import torch
+
+
+def init_weights(m, mean=0.0, std=0.01):
+    classname = m.__class__.__name__
+    if classname.find("Conv") != -1:
+        m.weight.data.normal_(mean, std)
+
+
+def get_padding(kernel_size, dilation=1):
+    return int((kernel_size * dilation - dilation) / 2)
+
+
+def fused_add_tanh_sigmoid_multiply(input_a, input_b, n_channels):
+    n_channels_int = n_channels[0]
+    in_act = input_a + input_b
+    t_act = torch.tanh(in_act[:, :n_channels_int, :])
+    s_act = torch.sigmoid(in_act[:, n_channels_int:, :])
+    acts = t_act * s_act
+    return acts
+
+
+def sequence_mask(length, max_length=None):
+    if max_length is None:
+        max_length = length.max()
+    x = torch.arange(max_length, dtype=length.dtype, device=length.device)
+    return x.unsqueeze(0) < length.unsqueeze(1)
diff --git a/server/voice_changer/MMVCv13/models/models.py b/server/voice_changer/MMVCv13/models/models.py
new file mode 100644
index 00000000..95db7044
--- /dev/null
+++ b/server/voice_changer/MMVCv13/models/models.py
@@ -0,0 +1,166 @@
+import torch
+from torch import nn
+from torch.nn import functional as F
+
+from .modules import ResidualCouplingLayer, Flip, WN, ResBlock1, ResBlock2, LRELU_SLOPE
+
+
+from torch.nn import Conv1d, ConvTranspose1d
+from torch.nn.utils import weight_norm, remove_weight_norm
+from .commons import init_weights, sequence_mask
+
+
+class ResidualCouplingBlock(nn.Module):
+    def __init__(self, channels, hidden_channels, kernel_size, dilation_rate, n_layers, n_flows=4, gin_channels=0):
+        super().__init__()
+        self.channels = channels
+        self.hidden_channels = hidden_channels
+        self.kernel_size = kernel_size
+        self.dilation_rate = dilation_rate
+        self.n_layers = n_layers
+        self.n_flows = n_flows
+        self.gin_channels = gin_channels
+
+        self.flows = nn.ModuleList()
+        for i in range(n_flows):
+            self.flows.append(ResidualCouplingLayer(channels, hidden_channels, kernel_size, dilation_rate, n_layers, gin_channels=gin_channels, mean_only=True))
+            self.flows.append(Flip())
+
+    def forward(self, x, x_mask, g=None, reverse=False):
+        if not reverse:
+            for flow in self.flows:
+                x, _ = flow(x, x_mask, g=g, reverse=reverse)
+        else:
+            for flow in reversed(self.flows):
+                x = flow(x, x_mask, g=g, reverse=reverse)
+        return x
+
+
+class PosteriorEncoder(nn.Module):
+    def __init__(self, in_channels, out_channels, hidden_channels, kernel_size, dilation_rate, n_layers, gin_channels=0):
+        super().__init__()
+        self.in_channels = in_channels
+        self.out_channels = out_channels
+        self.hidden_channels = hidden_channels
+        self.kernel_size = kernel_size
+        self.dilation_rate = dilation_rate
+        self.n_layers = n_layers
+        self.gin_channels = gin_channels
+
+        self.pre = nn.Conv1d(in_channels, hidden_channels, 1)
+        self.enc = WN(hidden_channels, kernel_size, dilation_rate, n_layers, gin_channels=gin_channels)
+        self.proj = nn.Conv1d(hidden_channels, out_channels * 2, 1)
+        # self.randn = torch.randn(1, 1, 1) # ダミーで初期化
+
+    def forward(self, x, x_lengths, g=None):
+        x_mask = torch.unsqueeze(sequence_mask(x_lengths, x.size(2)), 1).to(x.dtype)
+        x = self.pre(x) * x_mask
+        x = self.enc(x, x_mask, g=g)
+        stats = self.proj(x) * x_mask
+        m, logs = torch.split(stats, self.out_channels, dim=1)
+        # if self.randn.size() != m.size(): # m の形が違う時だけ生成
+        self.randn = torch.randn_like(m)
+        z = (m + self.randn * torch.exp(logs)) * x_mask
+        return z, m, logs, x_mask
+
+
+class Generator(torch.nn.Module):
+    def __init__(self, initial_channel, resblock, resblock_kernel_sizes, resblock_dilation_sizes, upsample_rates, upsample_initial_channel, upsample_kernel_sizes, gin_channels=0):
+        super(Generator, self).__init__()
+        self.num_kernels = len(resblock_kernel_sizes)
+        self.num_upsamples = len(upsample_rates)
+        self.conv_pre = Conv1d(initial_channel, upsample_initial_channel, 7, 1, padding=3)
+        resblock = ResBlock1 if resblock == "1" else ResBlock2
+
+        self.ups = nn.ModuleList()
+        for i, (u, k) in enumerate(zip(upsample_rates, upsample_kernel_sizes)):
+            self.ups.append(weight_norm(ConvTranspose1d(upsample_initial_channel // (2**i), upsample_initial_channel // (2 ** (i + 1)), k, u, padding=(k - u) // 2)))
+
+        self.resblocks = nn.ModuleList()
+        for i in range(len(self.ups)):
+            ch = upsample_initial_channel // (2 ** (i + 1))
+            for j, (k, d) in enumerate(zip(resblock_kernel_sizes, resblock_dilation_sizes)):
+                self.resblocks.append(resblock(ch, k, d))
+
+        self.conv_post = Conv1d(ch, 1, 7, 1, padding=3, bias=False)
+        self.ups.apply(init_weights)
+
+        if gin_channels != 0:
+            # self.cond = nn.Conv1d(gin_channels, upsample_initial_channel, 1)
+            gin_channels = 0
+
+    def forward(self, x, g=None):
+        x = self.conv_pre(x)
+        if g is not None:
+            # x = x + self.cond(g)
+            g = None
+
+        for i in range(self.num_upsamples):
+            x = F.leaky_relu(x, LRELU_SLOPE)
+            x = self.ups[i](x)
+            xs = None
+            for j in range(self.num_kernels):
+                if xs is None:
+                    xs = self.resblocks[i * self.num_kernels + j](x)
+                else:
+                    xs += self.resblocks[i * self.num_kernels + j](x)
+            x = xs / self.num_kernels
+        x = F.leaky_relu(x)
+        x = self.conv_post(x)
+        x = torch.tanh(x)
+
+        return x
+
+    def remove_weight_norm(self):
+        print("Removing weight norm...")
+        for l in self.ups:
+            remove_weight_norm(l)
+        for l in self.resblocks:
+            l.remove_weight_norm()
+
+
+class SynthesizerTrn(nn.Module):
+    """
+    Synthesizer for Training
+    """
+
+    def __init__(self, n_vocab, spec_channels, segment_size, inter_channels, hidden_channels, filter_channels, n_heads, n_layers, kernel_size, p_dropout, resblock, resblock_kernel_sizes, resblock_dilation_sizes, upsample_rates, upsample_initial_channel, upsample_kernel_sizes, n_flow, n_speakers=0, gin_channels=0, use_sdp=True, **kwargs):
+        super().__init__()
+        self.n_vocab = n_vocab
+        self.spec_channels = spec_channels
+        self.hidden_channels = hidden_channels
+        self.filter_channels = filter_channels
+        self.n_heads = n_heads
+        self.n_layers = n_layers
+        self.kernel_size = kernel_size
+        self.p_dropout = p_dropout
+        self.resblock = resblock
+        self.resblock_kernel_sizes = resblock_kernel_sizes
+        self.resblock_dilation_sizes = resblock_dilation_sizes
+        self.upsample_rates = upsample_rates
+        self.upsample_initial_channel = upsample_initial_channel
+        self.upsample_kernel_sizes = upsample_kernel_sizes
+        self.segment_size = segment_size
+        self.n_speakers = n_speakers
+        self.gin_channels = gin_channels
+        self.use_sdp = use_sdp
+
+        self.dec = Generator(inter_channels, resblock, resblock_kernel_sizes, resblock_dilation_sizes, upsample_rates, upsample_initial_channel, upsample_kernel_sizes, gin_channels=gin_channels)
+        self.enc_q = PosteriorEncoder(spec_channels, inter_channels, hidden_channels, 5, 1, 16, gin_channels=gin_channels)
+        self.flow = ResidualCouplingBlock(inter_channels, hidden_channels, 5, 1, 4, n_flows=n_flow, gin_channels=gin_channels)
+
+        if n_speakers > 1:
+            self.emb_g = nn.Embedding(n_speakers, gin_channels)
+
+    def forward(self, y, y_lengths, sid_src, sid_tgt):
+        return self.voice_conversion(y, y_lengths, sid_src, sid_tgt)
+
+    def voice_conversion(self, y, y_lengths, sid_src, sid_tgt):
+        assert self.n_speakers > 0, "n_speakers have to be larger than 0."
+        g_src = self.emb_g(sid_src).unsqueeze(-1)
+        g_tgt = self.emb_g(sid_tgt).unsqueeze(-1)
+        z, m_q, logs_q, y_mask = self.enc_q(y, y_lengths, g=g_src)
+        z_p = self.flow(z, y_mask, g=g_src)
+        z_hat = self.flow(z_p, y_mask, g=g_tgt, reverse=True)
+        o_hat = self.dec(z_hat * y_mask, g=g_tgt)
+        return o_hat
diff --git a/server/voice_changer/MMVCv13/models/modules.py b/server/voice_changer/MMVCv13/models/modules.py
new file mode 100644
index 00000000..14889c8e
--- /dev/null
+++ b/server/voice_changer/MMVCv13/models/modules.py
@@ -0,0 +1,186 @@
+import torch
+from torch import nn
+from torch.nn import functional as F
+
+from torch.nn import Conv1d
+from torch.nn.utils import weight_norm, remove_weight_norm
+
+from .commons import init_weights, get_padding, fused_add_tanh_sigmoid_multiply
+
+
+LRELU_SLOPE = 0.1
+
+
+class WN(torch.nn.Module):
+    def __init__(self, hidden_channels, kernel_size, dilation_rate, n_layers, gin_channels=0, p_dropout=0):
+        super(WN, self).__init__()
+        assert kernel_size % 2 == 1
+        self.hidden_channels = hidden_channels
+        self.kernel_size = (kernel_size,)
+        self.dilation_rate = dilation_rate
+        self.n_layers = n_layers
+        self.gin_channels = gin_channels
+        self.p_dropout = p_dropout
+
+        self.in_layers = torch.nn.ModuleList()
+        self.res_skip_layers = torch.nn.ModuleList()
+        self.drop = nn.Dropout(p_dropout)
+
+        if gin_channels != 0:
+            cond_layer = torch.nn.Conv1d(gin_channels, 2 * hidden_channels * n_layers, 1)
+            self.cond_layer = torch.nn.utils.weight_norm(cond_layer, name="weight")
+
+        for i in range(n_layers):
+            dilation = dilation_rate**i
+            padding = int((kernel_size * dilation - dilation) / 2)
+            in_layer = torch.nn.Conv1d(hidden_channels, 2 * hidden_channels, kernel_size, dilation=dilation, padding=padding)
+            in_layer = torch.nn.utils.weight_norm(in_layer, name="weight")
+            self.in_layers.append(in_layer)
+
+            # last one is not necessary
+            if i < n_layers - 1:
+                res_skip_channels = 2 * hidden_channels
+            else:
+                res_skip_channels = hidden_channels
+
+            res_skip_layer = torch.nn.Conv1d(hidden_channels, res_skip_channels, 1)
+            res_skip_layer = torch.nn.utils.weight_norm(res_skip_layer, name="weight")
+            self.res_skip_layers.append(res_skip_layer)
+
+    def forward(self, x, x_mask, g=None, **kwargs):
+        output = torch.zeros_like(x)
+        n_channels_tensor = torch.IntTensor([self.hidden_channels])
+
+        if g is not None:
+            g = self.cond_layer(g)
+
+        for i in range(self.n_layers):
+            x_in = self.in_layers[i](x)
+            if g is not None:
+                cond_offset = i * 2 * self.hidden_channels
+                g_l = g[:, cond_offset : cond_offset + 2 * self.hidden_channels, :]
+            else:
+                g_l = torch.zeros_like(x_in)
+
+            acts = fused_add_tanh_sigmoid_multiply(x_in, g_l, n_channels_tensor)
+            acts = self.drop(acts)
+
+            res_skip_acts = self.res_skip_layers[i](acts)
+            if i < self.n_layers - 1:
+                res_acts = res_skip_acts[:, : self.hidden_channels, :]
+                x = (x + res_acts) * x_mask
+                output = output + res_skip_acts[:, self.hidden_channels :, :]
+            else:
+                output = output + res_skip_acts
+        return output * x_mask
+
+    def remove_weight_norm(self):
+        if self.gin_channels != 0:
+            torch.nn.utils.remove_weight_norm(self.cond_layer)
+        for l in self.in_layers:
+            torch.nn.utils.remove_weight_norm(l)
+        for l in self.res_skip_layers:
+            torch.nn.utils.remove_weight_norm(l)
+
+
+class ResBlock1(torch.nn.Module):
+    def __init__(self, channels, kernel_size=3, dilation=(1, 3, 5)):
+        super(ResBlock1, self).__init__()
+        self.convs1 = nn.ModuleList([weight_norm(Conv1d(channels, channels, kernel_size, 1, dilation=dilation[0], padding=get_padding(kernel_size, dilation[0]))), weight_norm(Conv1d(channels, channels, kernel_size, 1, dilation=dilation[1], padding=get_padding(kernel_size, dilation[1]))), weight_norm(Conv1d(channels, channels, kernel_size, 1, dilation=dilation[2], padding=get_padding(kernel_size, dilation[2])))])
+        self.convs1.apply(init_weights)
+
+        self.convs2 = nn.ModuleList([weight_norm(Conv1d(channels, channels, kernel_size, 1, dilation=1, padding=get_padding(kernel_size, 1))), weight_norm(Conv1d(channels, channels, kernel_size, 1, dilation=1, padding=get_padding(kernel_size, 1))), weight_norm(Conv1d(channels, channels, kernel_size, 1, dilation=1, padding=get_padding(kernel_size, 1)))])
+        self.convs2.apply(init_weights)
+
+    def forward(self, x, x_mask=None):
+        for c1, c2 in zip(self.convs1, self.convs2):
+            xt = F.leaky_relu(x, LRELU_SLOPE)
+            if x_mask is not None:
+                xt = xt * x_mask
+            xt = c1(xt)
+            xt = F.leaky_relu(xt, LRELU_SLOPE)
+            if x_mask is not None:
+                xt = xt * x_mask
+            xt = c2(xt)
+            x = xt + x
+        if x_mask is not None:
+            x = x * x_mask
+        return x
+
+    def remove_weight_norm(self):
+        for l in self.convs1:
+            remove_weight_norm(l)
+        for l in self.convs2:
+            remove_weight_norm(l)
+
+
+class ResBlock2(torch.nn.Module):
+    def __init__(self, channels, kernel_size=3, dilation=(1, 3)):
+        super(ResBlock2, self).__init__()
+        self.convs = nn.ModuleList([weight_norm(Conv1d(channels, channels, kernel_size, 1, dilation=dilation[0], padding=get_padding(kernel_size, dilation[0]))), weight_norm(Conv1d(channels, channels, kernel_size, 1, dilation=dilation[1], padding=get_padding(kernel_size, dilation[1])))])
+        self.convs.apply(init_weights)
+
+    def forward(self, x, x_mask=None):
+        for c in self.convs:
+            xt = F.leaky_relu(x, LRELU_SLOPE)
+            if x_mask is not None:
+                xt = xt * x_mask
+            xt = c(xt)
+            x = xt + x
+        if x_mask is not None:
+            x = x * x_mask
+        return x
+
+    def remove_weight_norm(self):
+        for l in self.convs:
+            remove_weight_norm(l)
+
+
+class Flip(nn.Module):
+    def forward(self, x, *args, reverse=False, **kwargs):
+        x = torch.flip(x, [1])
+        if not reverse:
+            logdet = torch.zeros(x.size(0)).to(dtype=x.dtype, device=x.device)
+            return x, logdet
+        else:
+            return x
+
+
+class ResidualCouplingLayer(nn.Module):
+    def __init__(self, channels, hidden_channels, kernel_size, dilation_rate, n_layers, p_dropout=0, gin_channels=0, mean_only=False):
+        assert channels % 2 == 0, "channels should be divisible by 2"
+        super().__init__()
+        self.channels = channels
+        self.hidden_channels = hidden_channels
+        self.kernel_size = kernel_size
+        self.dilation_rate = dilation_rate
+        self.n_layers = n_layers
+        self.half_channels = channels // 2
+        self.mean_only = mean_only
+
+        self.pre = nn.Conv1d(self.half_channels, hidden_channels, 1)
+        self.enc = WN(hidden_channels, kernel_size, dilation_rate, n_layers, p_dropout=p_dropout, gin_channels=gin_channels)
+        self.post = nn.Conv1d(hidden_channels, self.half_channels * (2 - mean_only), 1)
+        self.post.weight.data.zero_()
+        self.post.bias.data.zero_()
+
+    def forward(self, x, x_mask, g=None, reverse=False):
+        x0, x1 = torch.split(x, [self.half_channels] * 2, 1)
+        h = self.pre(x0) * x_mask
+        h = self.enc(h, x_mask, g=g)
+        stats = self.post(h) * x_mask
+        if not self.mean_only:
+            m, logs = torch.split(stats, [self.half_channels] * 2, 1)
+        else:
+            m = stats
+            logs = torch.zeros_like(m)
+
+        if not reverse:
+            x1 = m + x1 * torch.exp(logs) * x_mask
+            x = torch.cat([x0, x1], 1)
+            logdet = torch.sum(logs, [1, 2])
+            return x, logdet
+        else:
+            x1 = (x1 - m) * torch.exp(-logs) * x_mask
+            x = torch.cat([x0, x1], 1)
+            return x
diff --git a/server/voice_changer/MMVCv13/models/readme.txt b/server/voice_changer/MMVCv13/models/readme.txt
new file mode 100644
index 00000000..445357b5
--- /dev/null
+++ b/server/voice_changer/MMVCv13/models/readme.txt
@@ -0,0 +1 @@
+modules in this folder from https://github.com/isletennos/MMVC_Client.git at 04f3fec4fd82dea6657026ec4e1cd80fb29a415c
\ No newline at end of file
diff --git a/server/voice_changer/MMVCv13/models/symbols.py b/server/voice_changer/MMVCv13/models/symbols.py
new file mode 100644
index 00000000..ce6ca0c9
--- /dev/null
+++ b/server/voice_changer/MMVCv13/models/symbols.py
@@ -0,0 +1,64 @@
+""" The following information was added with reference to https://github.com/jaywalnut310/vits/tree/1eef52ed50743f77fca9ff6773ba673497f6bf9d """
+""" from https://github.com/keithito/tacotron """
+
+"""
+Defines the set of symbols used in text input to the model.
+"""
+_pad = "_"
+_punctuation = ';:,.!?¡¿—…"«»“” '
+_letters = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz"
+_letters_ipa = "ɑɐɒæɓʙβɔɕçɗɖðʤəɘɚɛɜɝɞɟʄɡɠɢʛɦɧħɥʜɨɪʝɭɬɫɮʟɱɯɰŋɳɲɴøɵɸθœɶʘɹɺɾɻʀʁɽʂʃʈʧʉʊʋⱱʌɣɤʍχʎʏʑʐʒʔʡʕʢǀǁǂǃˈˌːˑʼʴʰʱʲʷˠˤ˞↓↑→↗↘'̩'ᵻ"
+
+
+# Export all symbols:
+symbols = [_pad] + list(_punctuation) + list(_letters) + list(_letters_ipa)
+
+# Special symbol ids
+SPACE_ID = symbols.index(" ")
+
+symbols = [
+    "A",
+    "E",
+    "I",
+    "N",
+    "O",
+    "U",
+    "a",
+    "b",
+    "by",
+    "ch",
+    "cl",
+    "d",
+    "dy",
+    "e",
+    "f",
+    "g",
+    "gy",
+    "h",
+    "hy",
+    "i",
+    "j",
+    "k",
+    "ky",
+    "m",
+    "my",
+    "n",
+    "ny",
+    "o",
+    "p",
+    "py",
+    "r",
+    "ry",
+    "s",
+    "sh",
+    "t",
+    "ts",
+    "ty",
+    "u",
+    "v",
+    "w",
+    "y",
+    "z",
+    "pau",
+    "sil",
+]
diff --git a/server/voice_changer/MMVCv15/MMVCv15.py b/server/voice_changer/MMVCv15/MMVCv15.py
index 4edc1cad..73275625 100644
--- a/server/voice_changer/MMVCv15/MMVCv15.py
+++ b/server/voice_changer/MMVCv15/MMVCv15.py
@@ -1,8 +1,6 @@
 import sys
 import os
 from data.ModelSlot import MMVCv15ModelSlot
-
-from voice_changer.utils.LoadModelParams import LoadModelParams, LoadModelParams2
 from voice_changer.utils.VoiceChangerModel import AudioInOut
 
 if sys.platform.startswith("darwin"):
@@ -49,42 +47,29 @@ class MMVCv15Settings:
     f0Factor: float = 1.0
     f0Detector: str = "dio"  # dio or harvest
 
-    framework: str = "PyTorch"  # PyTorch or ONNX
-    pyTorchModelFile: str = ""
-    onnxModelFile: str = ""
-    configFile: str = ""
-
     # ↓mutableな物だけ列挙
     intData = ["gpu", "srcId", "dstId"]
     floatData = ["f0Factor"]
-    strData = ["framework", "f0Detector"]
+    strData = ["f0Detector"]
 
 
 class MMVCv15:
-    audio_buffer: AudioInOut | None = None
-
-    def __init__(self):
+    def __init__(self, slotInfo: MMVCv15ModelSlot):
+        print("[Voice Changer] [MMVCv15] Creating instance ")
         self.settings = MMVCv15Settings()
         self.net_g = None
-        self.onnx_session = None
+        self.onnx_session: onnxruntime.InferenceSession | None = None
 
         self.gpu_num = torch.cuda.device_count()
 
-    def loadModel(self, props: LoadModelParams):
-        params = props.params
+        self.slotInfo = slotInfo
+        self.audio_buffer: AudioInOut | None = None
+        self.initialize()
 
-        self.settings.configFile = params["files"]["mmvcv15Config"]
-        self.hps = get_hparams_from_file(self.settings.configFile)
+    def initialize(self):
+        print("[Voice Changer] [MMVCv15] Initializing... ")
+        self.hps = get_hparams_from_file(self.slotInfo.configFile)
 
-        modelFile = params["files"]["mmvcv15Model"]
-        if modelFile.endswith(".onnx"):
-            self.settings.pyTorchModelFile = None
-            self.settings.onnxModelFile = modelFile
-        else:
-            self.settings.pyTorchModelFile = modelFile
-            self.settings.onnxModelFile = None
-
-        # PyTorchモデル生成
         self.net_g = SynthesizerTrn(
             spec_channels=self.hps.data.filter_length // 2 + 1,
             segment_size=self.hps.train.segment_size // self.hps.data.hop_length,
@@ -103,18 +88,12 @@ class MMVCv15:
             requires_grad_text_enc=self.hps.requires_grad.text_enc,
             requires_grad_dec=self.hps.requires_grad.dec,
         )
-        if self.settings.pyTorchModelFile is not None:
-            self.settings.framework = "PyTorch"
-            self.net_g.eval()
-            load_checkpoint(self.settings.pyTorchModelFile, self.net_g, None)
 
-        # ONNXモデル生成
-        self.onxx_input_length = 8192
-        if self.settings.onnxModelFile is not None:
-            self.settings.framework = "ONNX"
+        if self.slotInfo.isONNX:
+            self.onxx_input_length = 8192
             providers, options = self.getOnnxExecutionProvider()
             self.onnx_session = onnxruntime.InferenceSession(
-                self.settings.onnxModelFile,
+                self.slotInfo.modelFile,
                 providers=providers,
                 provider_options=options,
             )
@@ -123,11 +102,21 @@ class MMVCv15:
                 # print("ONNX INPUT SHAPE", i.name, i.shape)
                 if i.name == "sin":
                     self.onxx_input_length = i.shape[2]
-        return self.get_info()
+        else:
+            self.net_g.eval()
+            load_checkpoint(self.slotInfo.modelFile, self.net_g, None)
+
+        # その他の設定
+        self.settings.srcId = self.slotInfo.srcId
+        self.settings.dstId = self.slotInfo.dstId
+        self.settings.f0Factor = self.slotInfo.f0Factor
+
+        print("[Voice Changer] [MMVCv15] Initializing... done")
 
     def getOnnxExecutionProvider(self):
         availableProviders = onnxruntime.get_available_providers()
-        if self.settings.gpu >= 0 and "CUDAExecutionProvider" in availableProviders:
+        devNum = torch.cuda.device_count()
+        if self.settings.gpu >= 0 and "CUDAExecutionProvider" in availableProviders and devNum > 0:
             return ["CUDAExecutionProvider"], [{"device_id": self.settings.gpu}]
         elif self.settings.gpu >= 0 and "DmlExecutionProvider" in availableProviders:
             return ["DmlExecutionProvider"], [{}]
@@ -140,20 +129,14 @@ class MMVCv15:
                 }
             ]
 
-    def isOnnx(self):
-        if self.settings.onnxModelFile is not None:
-            return True
-        else:
-            return False
-
     def update_settings(self, key: str, val: int | float | str):
         if key in self.settings.intData:
             val = int(val)
             setattr(self.settings, key, val)
-            if key == "gpu" and self.isOnnx():
+            if key == "gpu" and self.slotInfo.isONNX:
                 providers, options = self.getOnnxExecutionProvider()
                 self.onnx_session = onnxruntime.InferenceSession(
-                    self.settings.onnxModelFile,
+                    self.slotInfo.modelFile,
                     providers=providers,
                     provider_options=options,
                 )
@@ -174,12 +157,6 @@ class MMVCv15:
         data = asdict(self.settings)
 
         data["onnxExecutionProviders"] = self.onnx_session.get_providers() if self.settings.onnxModelFile != "" and self.settings.onnxModelFile is not None else []
-        files = ["configFile", "pyTorchModelFile", "onnxModelFile"]
-        for f in files:
-            if data[f] is not None and os.path.exists(data[f]):
-                data[f] = os.path.basename(data[f])
-            else:
-                data[f] = ""
 
         return data
 
@@ -241,7 +218,7 @@ class MMVCv15:
             convertSize = convertSize + (self.hps.data.hop_length - (convertSize % self.hps.data.hop_length))
 
         # ONNX は固定長
-        if self.settings.framework == "ONNX":
+        if self.slotInfo.isONNX:
             convertSize = self.onxx_input_length
 
         convertOffset = -1 * convertSize
@@ -286,10 +263,6 @@ class MMVCv15:
         return audio1
 
     def _pyTorch_inference(self, data):
-        if self.settings.pyTorchModelFile == "" or self.settings.pyTorchModelFile is None:
-            print("[Voice Changer] No pyTorch session.")
-            raise NoModeLoadedException("pytorch")
-
         if self.settings.gpu < 0 or self.gpu_num == 0:
             dev = torch.device("cpu")
         else:
@@ -309,7 +282,7 @@ class MMVCv15:
 
     def inference(self, data):
         try:
-            if self.isOnnx():
+            if self.slotInfo.isONNX:
                 audio = self._onnx_inference(data)
             else:
                 audio = self._pyTorch_inference(data)
@@ -318,18 +291,6 @@ class MMVCv15:
             print(_e)
             raise ONNXInputArgumentException()
 
-    @classmethod
-    def loadModel2(cls, props: LoadModelParams2):
-        slotInfo: MMVCv15ModelSlot = MMVCv15ModelSlot()
-        for file in props.files:
-            if file.kind == "mmvcv15Model":
-                slotInfo.modelFile = file.name
-            elif file.kind == "mmvcv15Config":
-                slotInfo.configFile = file.name
-        slotInfo.isONNX = slotInfo.modelFile.endswith(".onnx")
-        slotInfo.name = os.path.splitext(os.path.basename(slotInfo.modelFile))[0]
-        return slotInfo
-
     def __del__(self):
         del self.net_g
         del self.onnx_session
diff --git a/server/voice_changer/MMVCv15/MMVCv15ModelSlotGenerator.py b/server/voice_changer/MMVCv15/MMVCv15ModelSlotGenerator.py
new file mode 100644
index 00000000..101e76ca
--- /dev/null
+++ b/server/voice_changer/MMVCv15/MMVCv15ModelSlotGenerator.py
@@ -0,0 +1,19 @@
+import os
+
+from data.ModelSlot import MMVCv15ModelSlot
+from voice_changer.utils.LoadModelParams import LoadModelParams
+from voice_changer.utils.ModelSlotGenerator import ModelSlotGenerator
+
+
+class MMVCv15ModelSlotGenerator(ModelSlotGenerator):
+    @classmethod
+    def loadModel(cls, props: LoadModelParams):
+        slotInfo: MMVCv15ModelSlot = MMVCv15ModelSlot()
+        for file in props.files:
+            if file.kind == "mmvcv15Model":
+                slotInfo.modelFile = file.name
+            elif file.kind == "mmvcv15Config":
+                slotInfo.configFile = file.name
+        slotInfo.isONNX = slotInfo.modelFile.endswith(".onnx")
+        slotInfo.name = os.path.splitext(os.path.basename(slotInfo.modelFile))[0]
+        return slotInfo
diff --git a/server/voice_changer/RVC/RVC.py b/server/voice_changer/RVC/RVC.py
index 0bd75c64..04fd37c6 100644
--- a/server/voice_changer/RVC/RVC.py
+++ b/server/voice_changer/RVC/RVC.py
@@ -35,26 +35,17 @@ from Exceptions import DeviceCannotSupportHalfPrecisionException
 
 
 class RVC(VoiceChangerModel):
-    initialLoad: bool = True
-    settings: RVCSettings = RVCSettings()
-
-    pipeline: Pipeline | None = None
-
-    deviceManager = DeviceManager.get_instance()
-
-    audio_buffer: AudioInOut | None = None
-    prevVol: float = 0
-    params: VoiceChangerParams
-    currentSlot: int = 0
-    needSwitch: bool = False
-
     def __init__(self, params: VoiceChangerParams, slotInfo: RVCModelSlot):
         print("[Voice Changer] [RVC] Creating instance ")
+        self.deviceManager = DeviceManager.get_instance()
         EmbedderManager.initialize(params)
-
+        self.settings = RVCSettings()
         self.params = params
         self.pitchExtractor = PitchExtractorManager.getPitchExtractor(self.settings.f0Detector)
 
+        self.pipeline: Pipeline | None = None
+
+        self.audio_buffer: AudioInOut | None = None
         self.prevVol = 0.0
         self.slotInfo = slotInfo
         self.initialize()
diff --git a/server/voice_changer/VoiceChangerManager.py b/server/voice_changer/VoiceChangerManager.py
index 894c7d3b..f4d64206 100644
--- a/server/voice_changer/VoiceChangerManager.py
+++ b/server/voice_changer/VoiceChangerManager.py
@@ -116,14 +116,14 @@ class VoiceChangerManager(ServerDeviceCallbacks):
                 slotInfo = RVCModelSlotGenerator.loadModel(params)
                 self.modelSlotManager.save_model_slot(params.slot, slotInfo)
             elif params.voiceChangerType == "MMVCv13":
-                from voice_changer.MMVCv13.MMVCv13 import MMVCv13
+                from voice_changer.MMVCv13.MMVCv13ModelSlotGenerator import MMVCv13ModelSlotGenerator
 
-                slotInfo = MMVCv13.loadModel(params)
+                slotInfo = MMVCv13ModelSlotGenerator.loadModel(params)
                 self.modelSlotManager.save_model_slot(params.slot, slotInfo)
             elif params.voiceChangerType == "MMVCv15":
-                from voice_changer.MMVCv15.MMVCv15 import MMVCv15
+                from voice_changer.MMVCv15.MMVCv15ModelSlotGenerator import MMVCv15ModelSlotGenerator
 
-                slotInfo = MMVCv15.loadModel(params)
+                slotInfo = MMVCv15ModelSlotGenerator.loadModel(params)
                 self.modelSlotManager.save_model_slot(params.slot, slotInfo)
             elif params.voiceChangerType == "so-vits-svc-40":
                 from voice_changer.SoVitsSvc40.SoVitsSvc40 import SoVitsSvc40
@@ -174,7 +174,20 @@ class VoiceChangerManager(ServerDeviceCallbacks):
             self.voiceChangerModel = RVC(self.params, slotInfo)
             self.voiceChanger = VoiceChanger(self.params)
             self.voiceChanger.setModel(self.voiceChangerModel)
+        elif slotInfo.voiceChangerType == "MMVCv13":
+            print("................MMVCv13")
+            from voice_changer.MMVCv13.MMVCv13 import MMVCv13
 
+            self.voiceChangerModel = MMVCv13(slotInfo)
+            self.voiceChanger = VoiceChanger(self.params)
+            self.voiceChanger.setModel(self.voiceChangerModel)
+        elif slotInfo.voiceChangerType == "MMVCv15":
+            print("................MMVCv15")
+            from voice_changer.MMVCv15.MMVCv15 import MMVCv15
+
+            self.voiceChangerModel = MMVCv15(slotInfo)
+            self.voiceChanger = VoiceChanger(self.params)
+            self.voiceChanger.setModel(self.voiceChangerModel)
         else:
             print(f"[Voice Changer] unknown voice changer model: {slotInfo.voiceChangerType}")
             del self.voiceChangerModel