
Quick answer — Makoto Ueki voices Yaimao in Kakurenbo: Hide and Seek, Daisuke Kikuchi in Onegai My Melody, Yuzuyu no Papa in Love You Baby and 1 more characters.
Makoto Ueki voices Yaimao (Kakurenbo: Hide and Seek), Daisuke Kikuchi (Onegai My Melody), Yuzuyu no Papa (Love You Baby), Seiichirou Jinguuji (Uta no Prince Sama 2).
Yaimao is voiced in Japanese by Makoto Ueki.