You cannot change your registered surname.
Please fill in the following information and contact us from [here]. *An email will be sent automatically.
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宛先：secure_dxteen@cc.plusmember.jp
Subject: Surname change inquiry
・Registered name (kanji/furigana)
・Name after change (kanji/furigana)
・ Plus member ID (former EMTG ID)
・Date of birth (8 digits in Western calendar notation)
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Please note that we cannot accept name changes.
No changes are allowed, even for family members.