“着替え中”ココア is a Weiß Schwarz card from 2016年度トライアルデッキ【W】 GU/W44-T02. Compare listings from Singapore Weiß Schwarz sellers on CardJio, then jio them on WhatsApp.
【AUTO】 When this card attacks, choose one of your other characters, and that character gets +1500 power until end of turn.