The Younger Sister "Yamaguchi Riku" of the "Yamaguchi Riko" fruit in succession to the strongest Idol gene makes its debut as AV from SODstar! !Younger Sister Riku pants just because of the best proportion, initial work in Idol Fayth harking back to Elderly Sister in serious SEX without the stinginess, and roll it up! !Make the first shock in 2011, and it is not possible to send a further shock anymore! ! Special Offer: Beautiful Newcomers