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