March 29, 1999
Itsumo egao no omochabako (いつも笑顔のおもちゃ箱, Always smiling toybox)
- Nickname: Omochi (おもち, Official nickname) ひなた (Hinata), たなひー (Tanahii)
- Birth date: March 29, 1999
- Birthplace: Chiba
- Blood type: B
- Height: 156
- Hobby: Hip hop dance, shaking her body
- Favorite food: Bamboo shoots, pumpkin, plum, pork, miso, ramen
- Favorite artist: Namie Amuro
- Specialty: Dance and cartwheels
- Associated Act: Shiritsu Ebisu Chuugaku
- Student Number: 10
Discography Participated InEdit
- Indie Singles
- Major Singles
- Digital Singles
- Sakura Go Round (Anime ver.)
- Major Albums
- Mini Albums
- Best Albums
-  Idai Naru, Shurarabon
-  Vampire Heaven
- [2014.02.21] Yìnghuà mìbǎo
- [2014.02.26] MOOK forefront Idol 2014
- [2014.02.28] Monthly Entertainment
- [2014.03.05] Strawberry SPRING 2014 Style Book - with Matsuno
- Hinata bears a lot of similarities to Shiori Tamai. For starters, both of them represented themselves as spoiled little sisters of their respective groups. Both of them started with long hair bound in pigtails. Later, they both cut their hair into bob cuts. Now they grew their hair out.
- Before her haircut, it was said her trademark were her twin tails. Since recent, she has started growing out her hair and wearing twin tails again.
- She was promoted to dance leader after Mizuki left the group.
- She was the youngest member of the group until Nakayama Riko joined. Because she was treated as the youngest for so long, she thinks her spoiled little sister personality has stuck with her.
- She has two dogs, Ponzu and Kotarou. She also owns a cat named Yamato.
- She's considered to be an ameonna
- Kaho Kobayashi said that she is good with helping the other members when they have trouble singing
- She is still on good terms with Mizuki
- She admires Ryoko Yonekura