· 2011 · 1h 33m Hello! Project DVD Magazine Vol.24 ✓ Seen + Watchlist ↗ Share Director Cast Ai Takahashi as Risa Niigaki as Sayumi Michishige as Reina Tanaka as Aika Mitsui as Maasa Sudo as Synopsis Members compete in Self-Quiz game. Key Collaborators Follow the Thread Agent-readable
