Koto Ootsuki
大月琴, Koto-nee
68
Gender:Female
Eijis Childhood friend and an acting oldersister. Ootsuki Koto is mischievous and playful often hanging out around Nanako and Eiji teasing them every now and then. She often gives Nanako advice whenever Nanako asks for help. She is the president of the Modern US army combative club.
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