Senichi was born in 1964, when the entire nation was excited about the Tokyo Olympics. As an elementary student, Senichi won a footrace and got a taste of what winning felt like. Since then, Senichi takes part in various competitions including drawing and usually wins. He keeps struggling to win gold medals at competitions.

• Teruyoshi Uchimura
• Yuri Chinen
• Tae Kimura
• Tsuyoshi Muro
• Tao Tsuchiya
• Nana Seino
• Hirona Yamazaki
• Aoi Morikawa