Serie includes 36 albums .
Hibiki no Sex Diet
Hibiki-chan Saimin Benki
Chinpo Nanbon Nukeru?
ひびきと汗だくトレーニング
Feeling dumbbell
Dosukebe Onna no Tachibana Sensei
ザーメン何キロ出せる?
Juukan Nan Biki Yareru?
Dumbbell Motenakutemo Daijoubu!
Mesu Niku Dumbbell wa Nanbon no Chinpo ni Moteru? | A Female Dumbbell That's Popular With Many Cocks
EroCos Vol.70
Dumbbell na Heya