Serie includes 11 albums .
Eiken Adult Kirika ~With Love From the Milk Bags~
Otona no Eiken ~Shinonome Chiharu 26-sai~
Eiken Makaizou 2
Otona no Eiken 〜 Shinonome Chiharu 26-sai 〜
Marugoto Chiharu
Otona no Eiken Kirika ~Chibukuro yori Ai o Komete~
Eiken Rensai Kaishi 10-shuunen Kinen Bon Kaiteiban Sai
Zenra Eiken
Eiken Rare Illust-shuu
Udon Fumi ICBM
