Artist, illustrator.

Japanese name: 坪井 一 (Tsuboi Hajime)
Pen-name: とんかちしょうねん (Tonkachi Shounen, the artist uses this spelling: "Tonkachi-Syounen")

h4.See also

* Home page: https://tboyintheend.wixsite.com/ht-works
* Twitter account: https://twitter.com/tboy1123
* Facebook account: https://www.facebook.com/people/Hajime-Tsuboi/100009538117977
* Instagram account: : https://www.instagram.com/tonkachisyounen/
tsuboi hajime