A person who follows the shinmei-ryuu swordsmanship style and identifies as male but does not strictly adhere to traditional gender norms. members of the yatagarasu tribe have the option to choose their sex at age 16. when he joined uq holders' immortal squad, he was assigned the number 11.
Kuroumaru is in love with his partner, Touta Konoe, but when he finally confessed, Touta mistook his feelings and said he loved him back, along with e