Creator of Mechanical Buddy Universe and Ma no Mono-tachi.
https://www.pixiv.net/users/1573847
https://www.pixiv.net/stacc/isiyumi3
https://twitter.com/isiyumi
https://twitter.com/intent/user?user_id=15735193
https://isiyumi.fanbox.cc
https://www.pixiv.net/fanbox/creator/1573847
https://sketch.pixiv.net/@isiyumi3
https://skeb.jp/@isiyumi
http://newrp.blog.fc2.com
http://www.amazon.co.jp/加藤-拓弐/e/B01N55NFPA/
http://ja.wikipedia.org/wiki/加藤拓弐
