Yakusoku
約束
Year: 2011
Length: 4:13
singer Numakura Manami
singer Hara Yumi
singer Kugimiya Rie
singer Takahashi Chiaki
singer Imai Asami
singer Asakura Azumi
singer Hasegawa Akiko
singer Hirata Hiromi
singer Nakamura Eriko
singer Nigo Mayako
singer Shimoda Asami
lyrics Mori Yuriko
composer Nakagawa Kouji
composer Kobayashi Keiki
