Pairing › Sei x Yumi
- Maria-sama no Niwa de FULL COLOR EDITION by Hechi Maria-sama ga Miteru Doujin released Sep 20 '13 Full color Lots of sex NSFW Rei x Yoshino Sachiko x Yumi Sei x Yumi Yuri
- Irobara by Kurogane Ken Maria-sama ga Miteru Doujin released Mar 4 '09 Full color NSFW Sei x Yumi Yuri
- In Shimako-san's Case by Perceptron Maria-sama ga Miteru Doujin released May 30 '08 Masturbation NSFW Sei x Shimako Sei x Yumi Yuri
- The Cherry Orchard by Tsuji Takeshi Maria-sama ga Miteru Doujin released May 19 '08 Moderate amounts of sex NSFW Sei x Yumi Yuri
- Guidance Counseling by Suzumiya Kiriha Maria-sama ga Miteru Doujin released Feb 27 '07 School life Sei x Yumi Yuri
- The Beginning of the Year by Hibiki Reine and Konno Oyuki released Jan 27 '05 Sei x Yumi Yuri