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About Seikin
Seiya Kaihatsu professionally known as Seikin, is a Japanese YouTuber and singer-songwriter. His younger brother is YouTuber Hikakin, who is also a member of the Japanese music group Hikakin & Seikin.
Everything about Seikin →- Occupation
- YouTuber, musician
- Citizenship
- Japan
- Born
- July 30, 1987