Y/n Kocho is the Mother of Shinobu Kocho. But her real name is Y/n Tomioka Kocho that's because she changed the last name Into Kocho last name is amazing Her appearance has a similar with her Mother(Shinobu Kocho). Y/n is a powerful strongest Blader then other Blader also she is 16 year old and her best friend is Madoka Amano and her childhood friend is Gingka Hagane and Hyoma. Her Auntie Lady Tomayo transfer her to move from metal bey city cause She and her bey Atrisha want to be powerful…