水着の宴 is a Weiß Schwarz card from 角川スニーカー文庫 Snk/W62-014. Compare listings from Singapore Weiß Schwarz sellers on CardJio, then jio them on WhatsApp.
【CONT】 Assist All of your characters in front of this card get +500 power. 【AUTO】 When your climax is placed on your climax area, choose 1 of your characters, and that character gets +1000 power until end of turn.