Serie includes 26 albums .
2Stroke RH
The Alpha Syndrome
Wotome Goroshi
Natsuki Hajimete no Otsutome | Natsiku's First Attempt
Otsu Zokusei - Maiden Attribute
Rose of Heaven
Otome no Before After
Sou-HIME
Otomate vol. A
Haru Otsu Bon
エルスたんがアリンコに食べられちゃうぞ本っ！！
Ers-tan ga Arinko ni Taberarechau Hon!!
