Quick answer — Junji Gotou worked on High School DxD BorN (Character Design), High School DxD NEW (Character Design), High School DxD (Character Design) and 13 more anime.
Junji Gotou worked on High School DxD BorN (Character Design), High School DxD NEW (Character Design), High School DxD (Character Design), High School DxD: Fantasy Jiggles Unleashed (Character Design), High School DxD OVA (Character Design), VTuber Legend: How I Went Viral after Forgetting to Turn Off My Stream (Main Animator), School Days (TV) (Character Design), Nurse Witch Komugi (Animation Director) and 8 more.