Despite her appearance, she's a children's idol!! Married woman and active nursery teacher, Riu Nagata, makes her AV debut at age 30!! Her voluptuous body and powerful H cup breasts are revealed for the first time!! A gentle smile in front of children, a naughty smile in front of men!! Her piano and singing captivate children, and her H cup breasts captivate parents!! "The truth is, I get wet even at work just from being fondled by a child..." Everyone's favorite nursery teacher is a sex-loving married woman!!