Mary Kozakura 小桜 茉莉 Mary Kozakura is the fourth member of the Mekakushi Dan. She is a 1/4 Medusa and 3/4 human girl. She is extremely shy around different people and always freaks out around new people. Mary is an extreme hikkikomori,which means she has no stamina. Because of that,Mary tends to be very clumsy.
Source: quotev.com