Concerto by Hattori Mitsuru — Completed
- Chapter 1 released Jul 21 '05 Childhood friends Drama Music
- Chapter 2 released May 28 '09 Bath Bisexual School life Sports Tomboy
- Chapter 3 released Sep 8 '09 Age gap Food Reversal Student x Teacher
- Chapter 4 released Dec 31 '09 Artist School life
- Chapter 5 released Jul 31 '11 Reversal School life
- Cover and Art released Jul 25 '05