Serie includes 21 albums .
Twin Tentacles
Twintail de Harem o
Hinnyuu de Chikubi ga Yowai Aika-san no Ichinichi | A day in the life of the small tittied Aika-san and her sensitive nipples
Ore, Osananajimi ni Shojo o Ubawaresou nandesukedo.
Ore, Shokushu Zokusei ni Narukamo Shiremasen. | I Might Become Like A Tentacle
Ore, xxx ni Narimasu.
Hinnyuu de Chikubi ga Yowai Aika-san no Ichinichi
Aika-san Hatsujouchuu
Twintail Onsen de Taiganjouju
Sekkaku Dakara, Ore wa Kono Nyotaika de xx Suru ze!