Revert "Menu.cs test1.cs を変更"

This reverts commit d35e0ed5c06e43547c2f316a2cecd0154f90fc66.
Revert "Revert "Menu.cs test1.cs を変更""

This reverts commit 9b0fcba7d0bdf26ba38ecbd7c30d29dcf82f8ba7.
test1を変更