Comic Masyo 2006-12
Comic Unreal 2007-06 Vol. 7
WEB Bazooka Vol. 24
Comic Masyo 2008-03
Comic Masyo 2007-07
[Anthology] Tatakau Heroine Ryoujoku Anthology Toukiryoujoku 16
(CT16) [Mattsuaya (Matsuzawa Kei)] Oneesan to Issho (Love Plus)
[Dunga] Onee-san no First Lesson (Love Ketsu) [English] [KishidaKyoudan]
COMIC TENMA 2006-10
(CR18) [Comic Kingdom (Matsuzawa Kei)] Ofuro de Puu (Hotaru no Kusuri Yubi II) (Bishoujo Senshi Sailor Moon)
WEB Bazooka Vol.24
Comic Unreal 2007-08 Vol. 8
WEB Bazooka Vol. 14
WEB Bazooka Vol.12
[Anthology] Tatakau Heroine Ryoujoku Anthology Toukiryoujoku 12
Comic AG Digital 02
[Matsuzawa Kei] Hatsujou Message
[Anthology] Tatakau Heroine Ryoujoku Anthology Toukiryoujoku 19
Comic Masyo 2005-12
COMIC TENMA 2006-06
Gotoubun no Seidorei Side-B | 오등분의 성노예 Side-B
[Matsuzawa Kei] Milk Cure
Comic Masyo 2006-08
WEB Bazooka Vol. 16
[Kei Matsuzawa] Nikukan Sentimental
[Kagerou 1991] Spermatank (English) (Chapter 1)
Matsuzawa Kei - Tsubasa-Chan In The Washroom [ENG]
(CR18) [Comic Kingdom (Various)] Hotaru No Kusuri Yubi II (Bishoujo Senshi Sailor Moon)
nerikin hosi sou pura suwan
外乐9 佃煮 拜托了女神大人!
Comic TENMA 2005-08
COMIC Masyo 2009-10
COMIC Tenma 2006-04
Comic Unreal 2006-06 Vol. 01
COMIC TENMA 2006-04
COMIC TENMA 2006-02
WEB Bazooka Vol. 30
[Matsuzawa Kei] Momoiro Shining Peach
[Matsuzawa Kei] Mahou Tokusou Greedia
COMIC Masyo 2010-08
Comic Masyo 2006-10
WEB Bazooka Vol.20 [Digital]