diff --git a/parts/scenes/main_simple.lua b/parts/scenes/main_simple.lua
index 84eb8412..41d9ddaa 100644
--- a/parts/scenes/main_simple.lua
+++ b/parts/scenes/main_simple.lua
@@ -22,7 +22,7 @@ scene.widgetList={
 	WIDGET.newButton{name="marathon",x=640,y=480,w=260,font=50,code=function()loadGame('marathon_n',true)end},
 	WIDGET.newButton{name="setting",x=1000,y=400,w=120,fText="...",font=50,code=goScene"setting_game"},
 	WIDGET.newButton{name="lang",	x=1000,y=560,w=120,fText="言/A",font=40,code=goScene"lang"},
-	WIDGET.newButton{name="help",	x=1160,y=400,w=120,fText="?",font=80,code=goScene"help"},
+	WIDGET.newButton{name="manual",	x=1160,y=400,w=120,fText="?",font=80,code=goScene"manual"},
 	WIDGET.newButton{name="quit",	x=1160,y=560,w=120,fText="X",font=70,code=function()VOC.play('bye')SCN.swapTo('quit','slowFade')end},
 }