瀬戸幸助 セト セトマリ

Seto Kousuke is a character from Kagerou Project and Mekakucity Actors. He is the second member of the Mekakushi Dan. Seto is the foster brother of Kido, Kano, and Ayano and also Marry's first friend.

Main songs

• Children Record
• Shounen Brave
• Summertime Record

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