修正
Revert "文字コード変換"

This reverts commit dee5c868ae38f2f4ff24f9a3b1a5dc8efc151e6f.
Revert "Revert "文字コード変換""

This reverts commit 79ae443fa3ba83ab6aa150788091df20a81d95c0.
Revert "修正"

This reverts commit 1f3aa31d0fcb4ed5e22647409e18564a28ba164f.