t / t8005 / euc-japan.txton commit walker: avoid quadratic list insertion in mark_complete (3bc7a05)
   1EUC_JAPAN_NAME="»³ÅÄ ÂÀϺ"
   2EUC_JAPAN_MSG="¥Ö¥ì¡¼¥à¤Î¥Æ¥¹¥È¤Ç¤¹¡£"