The Three Explosive Bust Tales of Karashima Oto. 1. Amazing Technique! Explosive Bust Massage Parlor. I visited for consultation about shoulder stiffness, but inexplicably had to undress for an erotic massage! 2. The person who called for my service at the delivery health was my cousin! Oto-chan, who was secretly smeared with aphrodisiacs... 3. Fully clothed raw sex! Oto, who fell in love at first sight with the pizza delivery guy...