Yuutousei — http://www.pixiv.net/member.php?id=171184

Also known as SmartCookie

Yayoi's Little Match Girl The Idolmaster Doujin released Mar 23 '11 Comedy Full color

A Miracle on Christmas Eve The Idolmaster Doujin released Mar 9 '12 Christmas Comedy Full color Marriage Polyamory Yuri

Saw The Idolmaster Doujin released Mar 9 '12 Comedy Full color Parody

Kotori-san Enjoys her Summer The Idolmaster Doujin released Mar 12 '12 Comedy Full color Yuri

Smile The Idolmaster Doujin released Mar 12 '12 Comedy Full color Yuri

Cosmic Yayoi-chan The Idolmaster Doujin released Mar 12 '12 Comedy Full color Parody

Yayoi's Honey Heartbeat The Idolmaster Doujin released Apr 4 '12 Comedy Full color

Devil Yayoi-chan Comic The Idolmaster Doujin released Nov 18 '12 Comedy Full color Supernatural Yuri

Chihaya and Kasumi The Idolmaster Doujin released Nov 30 '12 Full color Yuri

Chihaya-chan and Haruka-san The Idolmaster Doujin released Feb 25 '13 Comedy Full color

Hot Orange Juice The Idolmaster Doujin released May 21 '13 Body swap Comedy Yuri

Chihaya-chan and Yukiho-san The Idolmaster Doujin released Jun 5 '13 Comedy Full color