
Quick answer — Yasu worked on Toradora! (Original Character Design), Joshiraku (Original Character Design), Joshiraku OVA (Original Character Design) and 3 more anime.
Yasu worked on Toradora! (Original Character Design), Joshiraku (Original Character Design), Joshiraku OVA (Original Character Design), Toradora!: Bento Battle (Original Character Design), Toradora!: SOS! Hurray for Foodies (Original Character Design), Mangirl! (Original Character Design).