Quick answer — Isao Ishikawa worked on Steins;Gate (Assistance), Dororo (Assistance), JoJo's Bizarre Adventure: STONE OCEAN (Assistance) and 6 more anime.
Isao Ishikawa worked on Steins;Gate (Assistance), Dororo (Assistance), JoJo's Bizarre Adventure: STONE OCEAN (Assistance), A Certain Scientific Railgun S (Assistance), A Certain Scientific Railgun (Assistance), Gabriel DropOut (Assistance), Yuyushiki (Assistance), Shigofumi (Assistance) and 1 more.
