
Quick answer — Kazuhisa Nakamura worked on Steins;Gate (Prop Design), Steins;Gate The Movie – Load Region of Déjà Vu (Design Assistance), Steins;Gate: Egoistic Poriomania (Prop Design) and 1 more anime.
Kazuhisa Nakamura worked on Steins;Gate (Prop Design), Steins;Gate The Movie – Load Region of Déjà Vu (Design Assistance), Steins;Gate: Egoistic Poriomania (Prop Design), Jormungand (Character Design).