Isahaya Kosaku

Name: Isahaya Kosaku
Native name: 諫早幸作
Also Known as: イサハヤ　コウサク, いさはやこうさく
Nationality: Japanese
Gender: Male
Born: November 19, 1994
Age: 31

Isahaya Kosaku is a Japanese actor from Nagasaki Prefecture. Edit Biography

Year	Title	#	Role	Rating
2023	Solo Katsu Joshi no Susume Season 3 Japanese Drama, 2023, 12 eps Kuramoto (Ep. 12) (Guest Role)	12	Kuramoto (Ep. 12) Guest Role	7.5
2022	Patient Chart Prayer Japanese Drama, 2022, 10 eps Mukai [Nurse] (Ep. 7) (Guest Role)	10	Mukai [Nurse] (Ep. 7) Guest Role	7.7
2022	Waru: Hataraku no ga Kakko Warui Nante Dare ga Itta? Japanese Drama, 2022, 10 eps [HR department staff] (Ep. 1-2) (Guest Role)	10	[HR department staff] (Ep. 1-2) Guest Role	7.9
2022	Solo Katsu Joshi no Susume Season 2 Japanese Drama, 2022, 8 eps [Staff] (Ep. 5) (Guest Role)	8	[Staff] (Ep. 5) Guest Role	7.6
2020	Yell Japanese Drama, 2020, 120 eps Inoue Akira [Student at Tokyo Imperical Music school] (Support Role)	120	Inoue Akira [Student at Tokyo Imperical Music school] Support Role	8.0
2019	Sign Japanese Drama, 2019, 9 eps (Ep. 3) (Guest Role)	9	(Ep. 3) Guest Role	7.3
2019	Kansatsui Asagao Japanese Drama, 2019, 11 eps Sano [Kunie Construction employee] (Ep. 11) (Guest Role)	11	Sano [Kunie Construction employee] (Ep. 11) Guest Role	7.8
2017	A Life: A Love Japanese Drama, 2017, 10 eps (Support Role)	10	Support Role	7.6

Year	Title	Role	Rating
2025	The Deepest Space in Us Japanese Movie, 2025, (Support Role)	Support Role	0.0
2023	Almost People Japanese Movie, 2023, Hoshi (Support Role)	Hoshi Support Role	0.0

Year	Title	#	Role	Rating
2018	Keibuho Usui Koichi - Mind Japanese Special, 2018, 1 eps Sawanobori Takumi (Guest Role)	1	Sawanobori Takumi Guest Role	7.4

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