13-Gatsu no Plasma

 (13月のプラズマ) is an idol boy group that launched in August 2021. Their concept is "an idol group that observes each of the 13 months.".

Current Members

 * Yorukase Yu (夜枷ユウ)
 * Koigakubo Yuki (恋ヶ窪 癒輝)
 * Momobami Yuna (桃喰ゆな)
 * Naruse Umi (鳴瀬うみ)
 * 777
 * Tsukishima Rirari (月島りらり)