
Quick answer — Triple Booking worked on Seitokai Yakuindomo the Movie (Theme Song Performance), Seitokai Yakuindomo OVA (Theme Song Performance), Seitokai Yakuindomo Season 2 (Theme Song Performance).
Triple Booking worked on Seitokai Yakuindomo the Movie (Theme Song Performance), Seitokai Yakuindomo OVA (Theme Song Performance), Seitokai Yakuindomo Season 2 (Theme Song Performance).