diff --git a/package.json b/package.json
index 29a0691..2e3aecd 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "vrclipboard-ime-gui",
   "private": true,
-  "version": "1.5.0",
+  "version": "1.6.0",
   "type": "module",
   "scripts": {
     "dev": "vite",
diff --git a/src-tauri/Cargo.lock b/src-tauri/Cargo.lock
index c10f5f7..7a52ee2 100644
--- a/src-tauri/Cargo.lock
+++ b/src-tauri/Cargo.lock
@@ -3866,7 +3866,7 @@ checksum = "49874b5167b65d7193b8aba1567f5c7d93d001cafc34600cee003eda787e483f"
 
 [[package]]
 name = "vrclipboard-ime-gui"
-version = "1.4.0"
+version = "1.6.0"
 dependencies = [
  "anyhow",
  "calc",
diff --git a/src-tauri/Cargo.toml b/src-tauri/Cargo.toml
index 9da6a65..3fcf6a7 100644
--- a/src-tauri/Cargo.toml
+++ b/src-tauri/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "vrclipboard-ime-gui"
-version = "1.4.0"
+version = "1.6.0"
 description = "VRClipboard IME"
 authors = ["mii"]
 edition = "2021"
diff --git a/src-tauri/src/config.rs b/src-tauri/src/config.rs
index cc1dcff..ea3a56f 100644
--- a/src-tauri/src/config.rs
+++ b/src-tauri/src/config.rs
@@ -21,7 +21,9 @@ pub struct Config {
     #[serde(default)]
     pub on_copy_mode: OnCopyMode,
     #[serde(default = "bool_true")]
-    pub skip_url: bool
+    pub skip_url: bool,
+    #[serde(default = "bool_false")]
+    pub use_tsf_reconvert: bool
 }
 
 impl Default for Config {
@@ -31,8 +33,9 @@ impl Default for Config {
             split: "/".to_string(), 
             command: ";".to_string(), 
             ignore_prefix: true, 
-            on_copy_mode: OnCopyMode::ReturnToChatbox ,
-            skip_url: true
+            on_copy_mode: OnCopyMode::ReturnToChatbox,
+            skip_url: true,
+            use_tsf_reconvert: false
         }
     }
 }
@@ -43,6 +46,8 @@ fn slash() -> String { String::from("/") }
 fn semicolon() -> String { String::from(";") }
 #[inline]
 fn bool_true() -> bool { true }
+#[inline]
+fn bool_false() -> bool { false }
 
 #[derive(Debug, Clone, Deserialize, Serialize)]
 pub enum OnCopyMode {
diff --git a/src-tauri/src/handler.rs b/src-tauri/src/handler.rs
index eb92062..8651fa1 100644
--- a/src-tauri/src/handler.rs
+++ b/src-tauri/src/handler.rs
@@ -6,12 +6,13 @@ use clipboard_master::{ClipboardHandler, CallbackResult};
 use regex::Regex;
 use rosc::{encoder, OscMessage, OscPacket, OscType};
 use tauri::{AppHandle, Manager};
-use crate::{config::{Config, OnCopyMode}, conversion::Conversion, Log, STATE};
+use crate::{config::{Config, OnCopyMode}, conversion::Conversion, tsf_conversion::TsfConversion, Log, STATE};
 use anyhow::Result;
 
 pub struct ConversionHandler {
     app_handle: AppHandle,
     conversion: Conversion,
+    tsf_conversion: Option<TsfConversion>,
     clipboard_ctx: ClipboardContext,
     last_text: String,
 }
@@ -19,9 +20,10 @@ pub struct ConversionHandler {
 impl ConversionHandler {
     pub fn new(app_handle: AppHandle) -> Result<Self> {
         let conversion = Conversion::new();
+        let tsf_conversion = None;
         let clipboard_ctx = ClipboardProvider::new().unwrap();
 
-        Ok(Self { app_handle, conversion, clipboard_ctx, last_text: String::new() })
+        Ok(Self { app_handle, conversion, tsf_conversion, clipboard_ctx, last_text: String::new() })
     }
 
     pub fn get_config(&self) -> Config {
@@ -29,10 +31,28 @@ impl ConversionHandler {
     }
 }
 
+impl ConversionHandler {
+    fn tsf_conversion(&mut self, contents: &str, config: &Config) -> CallbackResult {
+        if self.tsf_conversion.is_none() {
+            self.tsf_conversion = Some(TsfConversion::new());
+
+            println!("TSF conversion created.");
+        }
+
+        let tsf_conversion = self.tsf_conversion.as_mut().unwrap();
+
+        CallbackResult::Next
+    }
+}
+
 impl ClipboardHandler for ConversionHandler {
     fn on_clipboard_change(&mut self) -> CallbackResult {
         let config = self.get_config();
         if let Ok(mut contents) = self.clipboard_ctx.get_contents() {
+            if config.use_tsf_reconvert {
+                return self.tsf_conversion(&contents, &config);
+            }
+
             if contents != self.last_text {
                 if contents.starts_with(&config.prefix) || config.ignore_prefix {
 
diff --git a/src-tauri/src/main.rs b/src-tauri/src/main.rs
index 6a0a193..3c99c2f 100644
--- a/src-tauri/src/main.rs
+++ b/src-tauri/src/main.rs
@@ -9,6 +9,7 @@ mod config;
 mod converter; 
 mod transform_rule;
 mod tsf;
+mod tsf_conversion;
 
 use std::sync::Mutex;
 
diff --git a/src-tauri/src/tsf/function_provider.rs b/src-tauri/src/tsf/function_provider.rs
index defe5f0..c2724a5 100644
--- a/src-tauri/src/tsf/function_provider.rs
+++ b/src-tauri/src/tsf/function_provider.rs
@@ -1,12 +1,11 @@
 use anyhow::Result;
 use windows::{
     core::Interface,
-    Win32::{
-        System::Com::{CoCreateInstance, CoInitialize, CoUninitialize, CLSCTX_INPROC_SERVER},
-        UI::{Input::KeyboardAndMouse::HKL, TextServices::{CLSID_TF_InputProcessorProfiles, CLSID_TF_ThreadMgr, ITfFnSearchCandidateProvider, ITfFunctionProvider, ITfInputProcessorProfileMgr, ITfThreadMgr2, GUID_TFCAT_TIP_KEYBOARD, TF_INPUTPROCESSORPROFILE, TF_IPPMF_DONTCARECURRENTINPUTLANGUAGE, TF_PROFILETYPE_INPUTPROCESSOR, TF_TMAE_NOACTIVATEKEYBOARDLAYOUT}, WindowsAndMessaging::{SystemParametersInfoW, SPI_SETTHREADLOCALINPUTSETTINGS, SYSTEM_PARAMETERS_INFO_UPDATE_FLAGS}},
-    },
+    Win32::UI::TextServices::{ITfFnSearchCandidateProvider, ITfFunctionProvider},
 };
 
+use super::search_candidate_provider::SearchCandidateProvider;
+
 pub struct FunctionProvider {
     function_provider: ITfFunctionProvider,
 }
diff --git a/src-tauri/src/tsf/mod.rs b/src-tauri/src/tsf/mod.rs
index c46f938..01a3a4b 100644
--- a/src-tauri/src/tsf/mod.rs
+++ b/src-tauri/src/tsf/mod.rs
@@ -2,6 +2,9 @@ use anyhow::Result;
 use windows::Win32::UI::WindowsAndMessaging::{SystemParametersInfoW, SPI_SETTHREADLOCALINPUTSETTINGS, SYSTEM_PARAMETERS_INFO_UPDATE_FLAGS};
 
 pub mod input_processor_profile_mgr;
+pub mod function_provider;
+pub mod search_candidate_provider;
+pub mod thread_mgr;
 
 pub fn set_thread_local_input_settings(thread_local_input_settings: bool) -> Result<()> {
     let mut result = thread_local_input_settings;
diff --git a/src-tauri/src/tsf/search_candidate_provider.rs b/src-tauri/src/tsf/search_candidate_provider.rs
index 1c5cd9b..48f5abc 100644
--- a/src-tauri/src/tsf/search_candidate_provider.rs
+++ b/src-tauri/src/tsf/search_candidate_provider.rs
@@ -1,11 +1,7 @@
 use anyhow::Result;
-use windows::{
-    core::Interface,
-    Win32::{
-        System::Com::{CoCreateInstance, CoInitialize, CoUninitialize, CLSCTX_INPROC_SERVER},
-        UI::{Input::KeyboardAndMouse::HKL, TextServices::{CLSID_TF_InputProcessorProfiles, CLSID_TF_ThreadMgr, ITfFnSearchCandidateProvider, ITfFunctionProvider, ITfInputProcessorProfileMgr, ITfThreadMgr2, GUID_TFCAT_TIP_KEYBOARD, TF_INPUTPROCESSORPROFILE, TF_IPPMF_DONTCARECURRENTINPUTLANGUAGE, TF_PROFILETYPE_INPUTPROCESSOR, TF_TMAE_NOACTIVATEKEYBOARDLAYOUT}, WindowsAndMessaging::{SystemParametersInfoW, SPI_SETTHREADLOCALINPUTSETTINGS, SYSTEM_PARAMETERS_INFO_UPDATE_FLAGS}},
-    },
-};
+use windows::Win32::UI::TextServices::{ITfFnSearchCandidateProvider, TF_TMAE_NOACTIVATEKEYBOARDLAYOUT};
+
+use super::{function_provider::FunctionProvider, input_processor_profile_mgr::InputProcessorProfileMgr, thread_mgr::ThreadMgr};
 
 pub struct SearchCandidateProvider {
     search_candidate_provider: ITfFnSearchCandidateProvider,
diff --git a/src-tauri/src/tsf/thread_mgr.rs b/src-tauri/src/tsf/thread_mgr.rs
index a8efd07..6f67d99 100644
--- a/src-tauri/src/tsf/thread_mgr.rs
+++ b/src-tauri/src/tsf/thread_mgr.rs
@@ -1,11 +1,8 @@
 use anyhow::Result;
-use windows::{
-    core::Interface,
-    Win32::{
-        System::Com::{CoCreateInstance, CoInitialize, CoUninitialize, CLSCTX_INPROC_SERVER},
-        UI::{Input::KeyboardAndMouse::HKL, TextServices::{CLSID_TF_InputProcessorProfiles, CLSID_TF_ThreadMgr, ITfFnSearchCandidateProvider, ITfFunctionProvider, ITfInputProcessorProfileMgr, ITfThreadMgr2, GUID_TFCAT_TIP_KEYBOARD, TF_INPUTPROCESSORPROFILE, TF_IPPMF_DONTCARECURRENTINPUTLANGUAGE, TF_PROFILETYPE_INPUTPROCESSOR, TF_TMAE_NOACTIVATEKEYBOARDLAYOUT}, WindowsAndMessaging::{SystemParametersInfoW, SPI_SETTHREADLOCALINPUTSETTINGS, SYSTEM_PARAMETERS_INFO_UPDATE_FLAGS}},
-    },
-};
+use windows::Win32::{
+        System::Com::{CoCreateInstance, CLSCTX_INPROC_SERVER},
+        UI::TextServices::{CLSID_TF_ThreadMgr, ITfFunctionProvider, ITfThreadMgr2},
+    };
 
 pub struct ThreadMgr {
     thread_mgr: ITfThreadMgr2,
diff --git a/src-tauri/src/tsf_conversion.rs b/src-tauri/src/tsf_conversion.rs
new file mode 100644
index 0000000..124e673
--- /dev/null
+++ b/src-tauri/src/tsf_conversion.rs
@@ -0,0 +1,28 @@
+use anyhow::Result;
+use crate::tsf::{search_candidate_provider::SearchCandidateProvider, set_thread_local_input_settings};
+
+pub struct TsfConversion {
+    pub conversion_history: Vec<String>,
+    pub clipboard_history: Vec<String>,
+    pub now_reconvertion: bool,
+    pub target_text: String,
+    pub search_candidate_provider: SearchCandidateProvider,
+}
+
+impl TsfConversion {
+    pub fn new() -> Self {
+        set_thread_local_input_settings(true).unwrap();
+
+        Self {
+            conversion_history: Vec::new(),
+            clipboard_history: Vec::new(),
+            now_reconvertion: false,
+            target_text: String::new(),
+            search_candidate_provider: SearchCandidateProvider::create().unwrap(),
+        }
+    }
+
+    pub fn convert(&self, text: &str) -> Result<String> {
+        Ok(self.search_candidate_provider.get_candidates(text, 10)?[0].clone())
+    }
+}
diff --git a/src-tauri/tauri.conf.json b/src-tauri/tauri.conf.json
index e6f1cdd..24ce042 100644
--- a/src-tauri/tauri.conf.json
+++ b/src-tauri/tauri.conf.json
@@ -7,7 +7,7 @@
   },
   "package": {
     "productName": "vrclipboard-ime-gui",
-    "version": "1.5.0"
+    "version": "1.6.0"
   },
   "tauri": {
     "updater": {
diff --git a/src/SettingsComponent.tsx b/src/SettingsComponent.tsx
index 9c47070..ea8978c 100644
--- a/src/SettingsComponent.tsx
+++ b/src/SettingsComponent.tsx
@@ -9,6 +9,7 @@ interface Config {
   ignore_prefix: boolean;
   on_copy_mode: OnCopyMode;
   skip_url: boolean; 
+  use_tsf_reconvert: boolean;
 }
 
 enum OnCopyMode {
@@ -24,7 +25,8 @@ const SettingsComponent = () => {
     command: ';',
     ignore_prefix: false,
     on_copy_mode: OnCopyMode.ReturnToChatbox,
-    skip_url: true
+    skip_url: true,
+    use_tsf_reconvert: false
   });
   const [isOpen, setIsOpen] = useState(false);
   const dropdownRef = useRef<HTMLDivElement>(null);
@@ -179,6 +181,19 @@ const SettingsComponent = () => {
               </div>
             )}
           </div>
+          <div className="flex items-center">
+            <input
+              type="checkbox"
+              id="use_tsf_reconvert"
+              name="use_tsf_reconvert"
+              checked={settings.use_tsf_reconvert}
+              onChange={handleChange}
+              className="mr-2"
+            />
+            <label htmlFor="use_tsf_reconvert" className="text-sm font-medium text-gray-700">
+              ベータ機能: Text Services Framework 再変換を使用（区切り、モード変更、開始文字が無効化されます）
+            </label>
+          </div>
           <button
             onClick={saveSettings}
             className="bg-blue-500 text-white px-4 py-2 rounded-md hover:bg-blue-600 transition-colors"