
Quick answer — Keisuke Gotou worked on I've Been Killing Slimes for 300 Years and Maxed Out My Level (Character Design), My Isekai Life: I Gained a Second Character Class and Became the Strongest Sage in the World! (Chief Animation Director), Fate/Grand Order: First Order (Character Design) and 3 more anime.
Keisuke Gotou worked on I've Been Killing Slimes for 300 Years and Maxed Out My Level (Character Design), My Isekai Life: I Gained a Second Character Class and Became the Strongest Sage in the World! (Chief Animation Director), Fate/Grand Order: First Order (Character Design), BABYLON (Character Design), Yatterman Night (Character Design), FLCL: Shoegaze (Sub Character Design).