Haruna Anjou

Haruna Anjou (安城 春菜) is a former student of the Kamiyama High School and a former member of the school's Manga Club who has transferred to another school.

Plot
Haruna was the author of A Corpse by Evening manga which was a manga she collaborated with Muneyoshi Kugayama to make. Mayaka Ibara had mentioned it to Ayako Kouchi and the Manga Club, but nobody had heard of it. Ayako leaves Mayaka alone about it the next day, most likely remembering or being told that her friend (Haruna) was one of the people who worked on it.

Ayako Kouchi
Haruna and Ayako were close friends before Haruna transferred.

Shouko Yuasa
Haruna and Shouko were friends before Haruna transferred.

Muneyoshi Kugayama
Haruna and Muneyoshi collaborated to create "A Corpse by Evening" where he had done the illustration.

Etymology

 * The name Haruna means "clear weather" (晴), "distant, remote" (遥) or "spring" (春) (haru) and "vegetables, greens" (菜) (na).
 * Haruna's surname Anjou means "peace, quiet" (安) (an) and "castle" (城) (jou).

Trivia

 * Haruna's face was not shown in anime.