Artist.
筋肉先生 is his pseudonym in the image board ["ふたば☆ちゃんねる":http://www.2chan.net/ ("虹裏img":http://img.2chan.net/b/futaba.htm )]. (Copyright tag: futaba_channel)

Japanese name: 友美イチロウ, 筋肉先生, ぶんちん

Circle (友美イチロウ): A-office
Circle (筋肉先生): スエヒロガリ

h4. See also

* Home page: http://www.a-office.jp/
* Blog: http://mini2mitan.blog106.fc2.com/
* Twitter account (筋肉先生): http://twitter.com/kin29t
* Gallery (筋肉先生): http://www.suehirogari.net/kin29/
* Circle homepage [スエヒロガリ]: http://www.suehirogari.net/
yumi ichirou