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Koyama Seina
From generasia
Koyama Seina (小山星流) is an idol managed by YU-M Entertainment. She is a member of Up Up Girls (Kakko Kari).
Profile
- Name: Koyama Seina (小山星流)
- Nickname: Sei-chan (せいちゃん)
- Birthdate: June 2, 2001
- Birthplace: Tokyo, Japan
- Blood Type: O
- Height: 154.5cm
- Hobbies: Cooking, going to delicious restaurants, traveling, watching foreign dramas and movies
- Specialties: Cooking, swimming, bridge walking, loud voice, cheek stretching, eating snacks?!
- Member Color: Orange
- Groups:
- Up Up Girls (Kakko Kari) (2020–)
Trivia
- She joined Up Up Girls (Kakko Kari) on December 17, 2020. Her graduation was announced on March 24, 2025.
Gallery
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2020
External Links
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