KIDS balanceball☆ ズバリ親の影響w #kids #balanceball A video posted by Seiko Nogami (@seicovickynogami) on Jul 30, 2016 at 4:55am PDTズバリ親の影響w#kids#balanceball#呼吸#姿勢#集中力UP#歯並びにも効果あり