Youkai Watch - Whisper - Bikkura? Tamago Youkai Watch Nyuuyokuzai Busters Treasure Edition - Bikkura? Tamago Youkai Watch Nyuuyokuzai Kingin Jibanyan Oteni Irero!! - Bikkura? Tamago Youkai Watch Nyuuyokuzai ~Chou Ninki Youkai Daishuugou!!~ (Bandai)
