diff --git a/docs/en/m5stack_cases.md b/docs/en/m5stack_cases.md
index 25beb765..eb8625ff 100644
--- a/docs/en/m5stack_cases.md
+++ b/docs/en/m5stack_cases.md
@@ -68,3 +68,4 @@
 
 * [truetype2gfx](https://github.com/ropg/truetype2gfx) - Converting fonts from TrueType to Adafruit GFX
 
+* [m5stack-onscreen-keyboard](https://github.com/yellowelise/m5stack-onscreen-keyboard) - Full size qwerty keyboard for M5Stack
\ No newline at end of file
diff --git a/docs/ja/m5stack_cases.md b/docs/ja/m5stack_cases.md
index c32e8d82..6556ba53 100644
--- a/docs/ja/m5stack_cases.md
+++ b/docs/ja/m5stack_cases.md
@@ -93,4 +93,7 @@
   - M5Stack向けの3Dプリントデータ
 
 - [truetype2gfx](https://github.com/ropg/truetype2gfx)
-  - TrueType フォントを Adafruit GFX へコンバートするアプリ
+  - TrueTypeフォントをAdafruit GFXへコンバートするアプリ
+
+- [m5stack-onscreen-keyboard](https://github.com/yellowelise/m5stack-onscreen-keyboard)
+  - スクリーンQWERTYキーボードアプリ
\ No newline at end of file
diff --git a/docs/zh_CN/m5stack_cases.md b/docs/zh_CN/m5stack_cases.md
index d145673d..0f275874 100644
--- a/docs/zh_CN/m5stack_cases.md
+++ b/docs/zh_CN/m5stack_cases.md
@@ -67,3 +67,5 @@
 * [M5Stack-3DPrintFiles](https://github.com/PartsandCircuits/M5Stack-3DPrintFiles) - Links to files for 3D printing custom case parts for the M5Stack
 
 * [truetype2gfx](https://github.com/ropg/truetype2gfx) - Converting fonts from TrueType to Adafruit GFX
+
+* [m5stack-onscreen-keyboard](https://github.com/yellowelise/m5stack-onscreen-keyboard) - Full size qwerty keyboard for M5Stack
\ No newline at end of file