A Calm Sea and Beautiful Days with You
Series · 2025
as Fukami Ryunosuke
Hollywood
Actor
Yuta Koseki
Also credited as 小関裕太
Yuta Koseki is an actor credited in the series A Calm Sea and Beautiful Days with You as Fukami Ryunosuke, ラブコメの掟～こじらせ女子と年下男子～ as Ryo Mamiya, I'll Do Better Next Life as Ken Matsuda, and Missions of Love as Shigure Kitami. His series roles are dated 2018, 2020, 2021, and 2025.
- Credits tracked
- 7
- Roles
- Cast
- Known for
- acting
On screen
Acting credits, newest first.
I Wanna Punch That Scumbag!
Series · 2024
as Oba Kanato
Lovesick Ellie
Film · 2024
as Sumi Shiota
ラブコメの掟～こじらせ女子と年下男子～
Series · 2021
as Ryo Mamiya
I'll Do Better Next Life
Series · 2020
as Ken Matsuda
Missions of Love
Series · 2018
as Shigure Kitami
Tokyo Alice
Series · 2017
as Ken Shinonome
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