Koseki Yumi
| Koseki Yumi | |||
|---|---|---|---|
| | |||
| Name | |||
| Kanji | 小関優実 | ||
| Kana | こせき ゆうみ | ||
| Romaji | Koseki Yumi | ||
| Nickname | Yuumi | ||
| Birth Info | |||
| Birthdate | August 30, 2004 | ||
| Birthplace |  Japan
| ||
| Hometown |  Ho Chi Minh City, Vietnam
| ||
| Blood type | ** | ||
| Current Age | 20 Years Old | ||
| Sizes | |||
| Height | 155cm | ||
| B | 76cm | ||
| W | 60cm | ||
| H | 89cm | ||
| Professional Info | |||
| Agency | ** | ||
| Social Networks | ** | ||
| Idol Career Info | |||
| Former Group | SGO48 | ||
| Former Team | Trainee | ||
| Debuted | November, 2018 / 1st Generation | ||
| Graduated | May, 2019 | ||
Koseki Yumi was a SGO48 Trainee.
Trivia
- Name in Japanese: 小関優実, こせき ゆうみ
- Hobbies: Watching YouTube
- Favorite color: Blue
- Favorite Idols: Non Stop Rabbit
- Dream: Want to become a lawyer
- Talent: Able to sprint
Team History
- SGO48 Trainee → Graduation
- Joined SGO48 as a Trainee on November 17, 2018
- Resigned from SGO48 Trainee on May 31, 2019
Gallery
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Koseki Yumi (2019)
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Koseki Yumi (2018)
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Koseki Yumi (Audition)
