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When he sees someone handing out free balloons, Kotaro tries to collect as many as he can. But there's a reason he wants so many balloons.
Rie Kugimiya
Kotaro Sato (voice)
Toshiki Masuda
Shin Karino (voice)
Junichi Suwabe
Isamu Tamaru (voice)
Saori Hayami
Mizuki Akitomo (voice)
