11Childish War / Okochama Sensou【おこちゃま戦争】 (PianoBox Music) Relaxu Eternal PianoBox Collection, Vol. 29Pro Only
22Childish War / Okochama Sensou【おこちゃま戦争】 (オルゴール Music Box) Relaxu Eternal Box Collection, Vol. 29Pro Only
