mantarou_(shiawase_no_aoi_tori)
Artist, notorious for his "Capture Series":/post?tags=mantarou_%28shiawase_no_aoi_tori%29+tied_up+&commit=Search (捕獲シリーズ). Formerly tagged as siawasenoaoitori.
Japanese name: 萬太郎 (Mantarou)
The other names: 萬太狼 or 萬次郎
See also
* Pixiv account (1): http://www.pixiv.net/member.php?id=699308
* Pixiv account (2): http://www.pixiv.net/member.php?id=2266097
* Pixiv account (3): http://www.pixiv.net/member.php?id=3784248
* Niconico account: http://www.nicovideo.jp/user/13414240
* Niconico Seiga: http://seiga.nicovideo.jp/user/illust/13414240?target=illust_all
* Twitter account: http://twitter.com/mantarou0722