Ryusei Onishi
Biography
Onishi Ryusei (大西流星) is a Japanese actor and singer under STARTO Entertainment as a member of the group Naniwa Danshi.
Known For
My Happy Marriage
Takaihito
The Files of Young Kindaichi
Theme Song Performance
Rental a Girlfriend
Kazuya Kinoshita
Captivated, by You
Hayashi Miyoshi
Diary of a Surgical Resident: Madoka
Sho Igarashi
Nintama Rantarō: Invincible Master of the Dokutake Ninja
Rokuhoudou Colorful Days
Nakao Tsubaki
The Good Father
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Filmography
Acting (22)
Movies (10)
COUNTDOWN CONCERT 2025-2026 STARTO to MOVE
2026as Self (Naniwa Danshi)
Naniwa Danshi LIVE TOUR 2024 '+Alpha'
2025
We Don't Know Love Yet
2024as Eiji Aihara
Nintama Rantarō: Invincible Master of the Dokutake Ninja
2024
Naniwa Danshi LIVE TOUR 2023 'POPMALL'
2024as Self
My Happy Marriage
2023as Takaihito
Naniwa Danshi Debut Tour 2022 1st Love
2023as Himself
The Good Father
2022
Naniwa Danshi First Arena Tour 2021 #NaniwaDanshishikakatan
2022as Self
Ninjani Calling on! Fight Towards the Future
2014as Young Futo
Television (12)
Yokohama Neighbors
2026as 'Ron' Ryuichi Koyanagi
Diary of a Surgical Resident: Madoka
2025as Sho Igarashi
Nomen Kenji
2025as Maeda Takumi
Naniwa Kara Ae! Kaze Fukukasemasu!
2024
Beni Sasu Life
2023as Hojo Masato
Rental a Girlfriend
2022as Kazuya Kinoshita
Rokuhoudou Colorful Days
2022as Nakao Tsubaki
Captivated, by You
2021as Hayashi Miyoshi
Naniwa Danshi’s Journey 1100 Days Till Debut
2021
Younger Boyfriend
2020
Men's Kō
2020as Momoi Ten
Quiz! The Iwakan
2020Crew (1)
Television (1)
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