Use GT-K03131 instead of "⿴囗仌".

(U-00024A8E): Use "𣣸" instead of "⿰⿺𠃊𠧪欠".
(U-000250C2): Use "𠙼" instead of "⿶凵口".
(U-000253F0): Use U+20917-itaiji-002 instead of "⿲土矢匕".