Most Popular Books
- Mother love -! Play with Piyo Chan (The! Series play with Piyo-chan) ISBN: 405202592X (2006) [Japanese Import]
- If it is cheep -?! Play with Piyo Chan (The! Series play with Piyo-chan) ISBN: 4052025903 (2006) [Japanese Import]
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- Nani Punyopunyo? (The play by touching the Piyo-chan!) ISBN: 4052032543 (2010) [Japanese Import]
- (Lift-the-flap book that you play in parent and child) friend of Piyo-chan ISBN: 4052019709 (2003) [Japanese Import]