diff --git a/pyproject.toml b/pyproject.toml
index d79034d..b8b9b2b 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -16,6 +16,7 @@ dependencies = [
     "torch>=2.2.1",
     "torchvision>=0.17.1",
     "torchaudio>=2.2.1",
+    "sentencepiece>=0.2.0",
 ]
 readme = "README.md"
 requires-python = ">= 3.8"
diff --git a/requirements-dev.lock b/requirements-dev.lock
index bf6aa6a..cd214a4 100644
--- a/requirements-dev.lock
+++ b/requirements-dev.lock
@@ -99,6 +99,8 @@ requests==2.31.0
     # via transformers
 safetensors==0.4.2
     # via transformers
+sentencepiece==0.2.0
+    # via pm-kun
 six==1.16.0
     # via python-dateutil
 sympy==1.12
diff --git a/requirements.lock b/requirements.lock
index bf6aa6a..cd214a4 100644
--- a/requirements.lock
+++ b/requirements.lock
@@ -99,6 +99,8 @@ requests==2.31.0
     # via transformers
 safetensors==0.4.2
     # via transformers
+sentencepiece==0.2.0
+    # via pm-kun
 six==1.16.0
     # via python-dateutil
 sympy==1.12
diff --git a/src/pm_kun/__init__.py b/src/pm_kun/__init__.py
index 09b3b3a..b3ea4b7 100644
--- a/src/pm_kun/__init__.py
+++ b/src/pm_kun/__init__.py
@@ -1,5 +1,7 @@
 import datetime
 from typing import Optional
+from pm_kun.pmgpt.main import generate_response
+from pm_kun.screen.main import PmkApp
 from pm_kun.task.todo import BaseTask
 from pm_kun.type_definition import Priority, Status, ToDo
 import uuid
@@ -7,43 +9,45 @@
 
 def main() -> None:
     print("This is Entory point for pm-kun.")
-    is_process = True
+    is_process = False
     my_task = BaseTask()
-    while is_process:
-        print("1.タスクの追加")
-        print("2.タスクの削除")
-        print("3.タスクの更新")
-        print("4.終了")
-        select = input("選択してください")
-        if select == "1":
-            task = input("タスクを入力してください")
-            my_Todo: ToDo = {
-                "id": str(uuid.uuid4()),
-                "task": "",
-                "status": Status.未着手,
-                "period": datetime.date.today(),
-                "priority": Priority.低,
-            }
-            my_Todo["id"] = str(uuid.uuid4())
-            my_Todo["task"] = task
-            my_task.add_task(my_Todo)
-            print(f"TODOの数：{len(my_task.todo_list)}")
-            print(my_task.todo_list)
-        elif select == "2":
-            task = input("削除するタスクを入力してください")
-            for todo in my_task.todo_list:
-                if task in todo["task"]:
-                    id = todo["id"]
-                    my_task.delete_task(id)
-            print(my_task.todo_list)
-        elif select == "3":
-            cuurent_task = input("更新するタスクを入力してください")
-            update_task = input("更新後のタスクを入力してください")
-            for todo in my_task.todo_list:
-                if cuurent_task in todo["task"]:
-                    id = todo["id"]
-                    my_task.update_task(id, task=update_task)
-            print(my_task.todo_list)
-        elif select == "4":
-            break
+    print(generate_response("吾輩は猫である"))
+    # PmkApp().run()
+    # while is_process:
+    #     print("1.タスクの追加")
+    #     print("2.タスクの削除")
+    #     print("3.タスクの更新")
+    #     print("4.終了")
+    #     select = input("選択してください")
+    #     if select == "1":
+    #         task = input("タスクを入力してください")
+    #         my_Todo: ToDo = {
+    #             "id": str(uuid.uuid4()),
+    #             "task": "",
+    #             "status": Status.未着手,
+    #             "period": datetime.date.today(),
+    #             "priority": Priority.低,
+    #         }
+    #         my_Todo["id"] = str(uuid.uuid4())
+    #         my_Todo["task"] = task
+    #         my_task.add_task(my_Todo)
+    #         print(f"TODOの数：{len(my_task.todo_list)}")
+    #         print(my_task.todo_list)
+    #     elif select == "2":
+    #         task = input("削除するタスクを入力してください")
+    #         for todo in my_task.todo_list:
+    #             if task in todo["task"]:
+    #                 id = todo["id"]
+    #                 my_task.delete_task(id)
+    #         print(my_task.todo_list)
+    #     elif select == "3":
+    #         cuurent_task = input("更新するタスクを入力してください")
+    #         update_task = input("更新後のタスクを入力してください")
+    #         for todo in my_task.todo_list:
+    #             if cuurent_task in todo["task"]:
+    #                 id = todo["id"]
+    #                 my_task.update_task(id, task=update_task)
+    #         print(my_task.todo_list)
+    #     elif select == "4":
+    #         break
     return None
diff --git a/src/pm_kun/pmgpt/__init__.py b/src/pm_kun/pmgpt/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/src/pm_kun/pmgpt/main.py b/src/pm_kun/pmgpt/main.py
new file mode 100644
index 0000000..d111bd6
--- /dev/null
+++ b/src/pm_kun/pmgpt/main.py
@@ -0,0 +1,22 @@
+import torch
+from transformers import T5Tokenizer, GPT2LMHeadModel, pipeline
+
+tokenizer = T5Tokenizer.from_pretrained("rinna/japanese-gpt2-small")
+tokenizer.do_lower_case = True
+model = GPT2LMHeadModel.from_pretrained("rinna/japanese-gpt2-small")
+
+
+# TODO: Transformersのfine-tuningを行う
+def generate_response(user_input: str) -> str:
+    generator = pipeline(
+        "text-generation",
+        model=model,
+        tokenizer=tokenizer,
+        device=0 if torch.cuda.is_available() else -1,
+    )
+
+    response = generator(
+        user_input, max_length=100, truncation=True, num_return_sequences=1
+    )
+
+    return response[0]["generated_text"]