Artist, illustrator.
Japanese name: 夜愁 とーや (Yashuu Tooya or Yashuu Touya)
The other name: とーや (Tooya or Touya)
Circle & site name: やっちゅうパンダ (circle partner: Hanyuu Shion)
https://www.pixiv.net/users/1202961
https://www.pixiv.net/users/1210184
https://www.pixiv.net/users/16205401
https://www.pixiv.net/stacc/herrdie
https://www.pixiv.net/stacc/yatchupanda
https://www.pixiv.net/stacc/yattyuh
https://twitter.com/toyashu
https://twitter.com/intent/user?user_id=309867563
https://sketch.pixiv.net/@herrdie
https://sketch.pixiv.net/@yattyuh
https://www.tinami.com/creator/profile/2611
http://yattyuh.blog.fc2.com
http://twitpic.com/photos/toyashu
http://twpf.jp/toyashu