diff --git a/README.md b/README.md
index 52786d5..733057e 100644
--- a/README.md
+++ b/README.md
@@ -6,7 +6,8 @@
 
 ## Feature
 
-Add effect according to scroll.
+Add effect according to scroll.  
+By using pre-prepared CSS, it is surprisingly easy to add effects that match the scrolling.
 
 <br>
 
@@ -20,7 +21,7 @@ Add effect according to scroll.
 
 - npm -> [https://www.npmjs.com/package/js-scroll-effect-module](https://www.npmjs.com/package/js-scroll-effect-module)
 
-- Standalone(CDN) -> [https://cdn.jsdelivr.net/gh/yama-dev/js-scroll-effect-module@v0.13.2/dist/js-scroll-effect-module.js](https://cdn.jsdelivr.net/gh/yama-dev/js-scroll-effect-module@v0.13.2/dist/js-scroll-effect-module.js)
+- Standalone(CDN) -> [https://cdn.jsdelivr.net/gh/yama-dev/js-scroll-effect-module/dist/js-scroll-effect-module.js](https://cdn.jsdelivr.net/gh/yama-dev/js-scroll-effect-module/dist/js-scroll-effect-module.js)
 
 - Zip -> [yama-dev/js-scroll-effect-module](https://github.com/yama-dev/js-scroll-effect-module/releases/latest)
 
@@ -103,7 +104,25 @@ const ScrollEffectModule = new SCROLL_EFFECT_MODULE({
 </script>
 ```
 
-## API
+## Methods
+
+### Start
+
+監視を開始
+
+ex. `ScrollEffectModule.Start();`
+
+### Stop
+
+監視を停止
+
+ex. `ScrollEffectModule.Stop();`
+
+### Update
+
+各要素の情報更新
+
+ex. `ScrollEffectModule.Update();`
 
 <br>