Hikari Hazakura

Hikari Hazakura, often referred to as "Big Sis Hika" by Takashi Takahashi, is a 22-year-old physical education teacher at Kawanuma East who advises the student council in addition to coaching the swim team and she later becomes a teacher at Sakikawa Senior High. Hikari is a tan-skinned young woman with shoulder-length dark brown hair that is tied in a half ponytail in the back by a white ribbon with bangs going on either side where there is a small hair strand sticking up in the middle and small brown eyes. Hikari is a mischievous and free-spirited young woman who is well-liked by her students and she acts very casual around Takashi Takahashi, one of her students who is also a childhood friend.