Quick answer — Miyama-Zero worked on High School DxD BorN (Original Character Design), High School DxD NEW (Original Character Design), The Ambition of Oda Nobuna (Original Character Design) and 4 more anime.
Miyama-Zero worked on High School DxD BorN (Original Character Design), High School DxD NEW (Original Character Design), The Ambition of Oda Nobuna (Original Character Design), High School DxD (Original Character Design), High School DxD HERO (Original Character Design), High School DxD: Fantasy Jiggles Unleashed (Original Character Design), High School DxD OVA (Original Character Design).
