Katsuya Endoh is an artist and programmer based in Tokyo. He works beyond the field of informatics. He graduated in 2016 with a degree in Information Science from Meisei University, where he specialized in human-computer interaction from 2014 to 2016. He currently works at a web development company and serves as a part-time lecturer at Meisei University. He also maintains p5js.jp, a Japanese translation of the official p5.js reference.