Haruna Mitsutsuka (三塚 春菜 Mitsutsuka Haruna) is the younger sister of Hinata Mitsutsuka.
Haruna has brown eyes with long purple hair that is tied up in a ponytail on the left side by a red bow with bangs hanging on the right side and copper-brown eyes.
Haruna wears a yellow hoodie.
Hinata is Haruna's older brother
- "You're so useless, Hinata!" (To Hinata Mitsutsuka)
- The name Haruna means "spring" (春) (haru) and "vegetables, greens" (菜) (na).
- Part of the name Haru can also mean "light, sun, male" (陽) or "clear weather" (晴).
- Haruna's surname Mitsutsuka means ""three (三) (mitsu) and "mound" (塚) (tsuka).