Inagaki Seiya

Name: Inagaki Seiya
Native name: 稲垣成弥
Nationality: Japanese
Gender: Male
Born: May 11, 1990
Age: 36

Inagaki Seiya is a Japanese actor. Though his filmography is comparatively short, he's been in notable TV dramas such as Samurai High School, Tumbling, and Arakawa Under the Bridge. Inagaki's headed by W-UP Entertainment.
In TeniMyu he plays the role of Inui Sadaharu as a part of the seventh-generation Seigaku cast, the second cast of the second season. This production is Seiya's professional theater debut. Edit Biography

Year	Title	#	Role	Rating
2020	Handsome Senkyo Japanese Drama, 2020, 12 eps Maki Eiji (Support Role)	12	Maki Eiji Support Role	0.0
2015	Hakuouki SSL: Sweet School Life Japanese Drama, 2015, 6 eps Harada Sanosuke (Support Role)	6	Harada Sanosuke Support Role	6.8
2011	Arakawa under the Bridge Japanese Drama, 2011, 10 eps (Unknown)	10	Unknown	6.8
2011	Misaki Number One!! Japanese Drama, 2011, 10 eps Seiya Amami (Support Role)	10	Seiya Amami Support Role	7.3
2010	Tumbling Japanese Drama, 2010, 11 eps (Support Role)	11	Support Role	7.9
2009	Samurai High School Japanese Drama, 2009, 9 eps (Unknown)	9	Unknown	7.4

Year	Title	Role	Rating
2022	Mankai Movie A3!: Autumn & Winter Japanese Movie, 2022, Fushimi Omi (Main Role)	Fushimi Omi Main Role	8.6
2020	MISSION IN B.A.C. THE MOVIE Japanese Movie, 2020, Daina Yamazaki (Support Role)	Daina Yamazaki Support Role	0.0
2017	Ajin: Demi-Human Japanese Movie, 2017, [Ajin Terrorist Group] (Support Role)	[Ajin Terrorist Group] Support Role	7.9
2016	Hakuouki SSL - Sweet School Life - The Movie Japanese Movie, 2016, Sanosuke Harada (Support Role)	Sanosuke Harada Support Role	7.1

'Study Group' actor Hong Min Gi's agency issues statement responding to allegations made by his ex

News - Aug 19, 2026

Hong Min Gi's agency has issued an official statement addressing allegations recently made against the actor

Hong Min Gi's agency addresses ex-girlfriend's forced abortion claims

News - Aug 20, 2026

Hong Min Gi's agency has denied allegations from his ex-girlfriend that he pressured her to have an abortion

Yoo Ah In makes a fresh start by signing with new agency

News - Aug 21, 2026

Actor Yoo Ah In is making a fresh start with entertainment agency BILLIONS. Agency's full statement inside

Jennie's agency vows legal action over malicious content

News - Aug 18, 2026

The agency representing BLACKPINK's Jennie has announced plans to take legal action against individuals responsible for malicious content targeting the celebrity

Top 6 K-dramas that use the amnesia trope

Editorials - Aug 23, 2026

If you're in the mood for a drama where a lost memory changes everything, here are six K-dramas that put their own unique spin on the amnesia trope

Kim Soo Hyun to make first TV appearance after a year-long hiatus

News - Aug 10, 2026

Kim Soo Hyun is set to make his first official public appearance since resuming his activities, marking his full-fledged return to the entertainment industry