|Anime | OVA | Timeskip|
|Birthday||May 8 (Taurus)|
|Height||156 cm (5'1")|
|Weight||60 kg (132 lbs)|
|Relatives||Unnamed Father |
Two younger brothers
|School||Kunugigaoka Junior High School|
|Japanese Voice||Miho Hino (Anime)|
|English Voice||Michelle Lee (Funimation Broadcast Dub)|
Somewhat large body with hair usually tied into a ponytail Her hair is brown and her eyes is dark brown.
Hara is one of the most passive members of the class. She frequently acts as support in assassination attempts with her ability to assess the situation and herself. She is usually regarded as a motherly figure, due to her ability to cook and care for the class. She has shown offense when people call her heavy, as shown in episode 14 when she got mad at Terasaka for calling her heavy (he meant she was hanging on the tree branch and was so heavy that the branch couldn't support her and she would fall).
Cooking: Hara is one of the two best cooks in Class E, tying with Muramatsu.
Eating: She's able to eat anything in record time as shown in Chapter 91.
Marksmanship: Sumire is ranked second for the girls side in marksmanship with 91/200 during training.
- Hara's best subject is Home Economics while her worst subject is Math.
- Hara's hobbies/special skill is women’s cuisine.
- She wants to be a professional homemaker.
- Hara's signature dish is a Jelly Roll while her signature move is the Death Roll.
- She is childhood friends with Yoshida.
- During Terasaka`s failed plot, he refers to her as the `Token Chubster`, a remark she does not like.
- During the Civil War, she was eliminated when Hayami sniped her while she was rearming the net trap.
- In the tankobon extras, her statistics were listed as:
- Physical strength: 2.5
- Mobility: 1.5
- Close-range assassination: 2.5
- Long-range assassination: 3.5
- Academic ability: 4
- Characteristic skill: 5 (super mom)
- ↑ Assassination Classroom Manga: Chapter 8, Cover
|Kunugigaoka Junior High School|
|Faculty||Korosensei • Tadaomi Karasuma • Irina Jelavić• Aguri Yukimura|
|Students||Masayoshi Kimura • Hinano Kurahashi • Yūma Isogai • Hinata Okano • Hiroto Maehara • Megu Kataoka • Kōtarō Takebayashi • Tōka Yada • Kōki Mimura • Rio Nakamura • Nagisa Shiota • Kaede Kayano • Taisei Yoshida • Yukiko Kanzaki • Taiga Okajima • Rinka Hayami • Tomohito Sugino • Yuzuki Fuwa • Takuya Muramatsu • Kirara Hazama • Ryūnosuke Chiba • Manami Okuda • Sōsuke Sugaya • Sumire Hara • Ryōma Terasaka • Karma Akabane • Itona Horibe • Ritsu|
|Faculty||Gakuhō Asano • Kiyoshi Terai|
|Students||Tomoya Seo • Teppei Araki • Natsuhiko Koyama • Ren Sakakibara • Gakushū Asano • Kaho Tsuchiya • Kazutaka Shindō • Kokona Tagawa • Nobuta Tanaka • Chousuke Takada|