Sai poster
Where to stream

Sai

7.620251 seasonTV SeriesMystery

A mysterious man appears before six individuals, each struggling with their own issues, as an impending disaster disrupts their lives, unraveling suspense and psychological tension.

DirectorsKentaro Hirase·Yutaro Seki
WritersKentaro Hirase·Yutaro Seki
ProducersTakaesu Yoshiki·Hiromichi Hieda

Where to watch

NetflixNetflixNetflix Standard with AdsNetflix Standard with Ads
Availability shown for United States · rights vary by country

Seasons & Episodes

E1
Episode 1
Apr 6, 2025
E2
Episode 2
Apr 13, 2025
E3
Episode 3
Apr 20, 2025
E4
Episode 4
Apr 27, 2025
E5
Episode 5
May 4, 2025
E6
Episode 6
May 11, 2025

Cast · Directed by Kentaro Hirase

TKTeruyuki Kagawa
Teruyuki Kagawa
Mysterious Man
ANAnne Nakamura
Anne Nakamura
Midori Domoto
PTPistol Takehara
Pistol Takehara
Tsuyoshi Iida
RMRyuhei Matsuda
Ryuhei Matsuda
Shinichiro Kuramoto
SNSena Nakajima
Sena Nakajima
Yuri Kitagawa
CUChika Uchida
Chika Uchida
Iori Sakiyama
MKMiyachika Kaito
Miyachika Kaito
Daiki Kikuchi
JJiro
Jiro
Fumiya Kishi
MSMaki Sakai
Maki Sakai
Misae Okahashi
YAYumi Adachi
Yumi Adachi
Micchan

More from Teruyuki Kagawa · Lead actor

Yonimo Kimyou na Monogatari Tokubetsuhen
Yonimo Kimyou na Monogatari Tokubetsuhen
1990 · 9.5
Onihei Hankachō
Onihei Hankachō
1989 · 7.8
Ryōmaden
Ryōmaden
2010 · 9.1
Hanzawa Naoki
Hanzawa Naoki
2013 · 8.3
Emergency Room 24 Hours
Emergency Room 24 Hours
1999 · 7.4
99.9 Criminal Lawyer
99.9 Criminal Lawyer
2016 · 6.9
Onna wa dokyo
Onna wa dokyo
1992
Toshiie and Matsu
Toshiie and Matsu
2002 · 8.3
Tenka
Tenka
2004
Clouds Over the Hill
Clouds Over the Hill
2009 · 7.7
See all fromTeruyuki Kagawa

More from Anne Nakamura · Co-star actress

Suits
Suits
2018 · 6.6
Stepmom and Daughter Blues
Stepmom and Daughter Blues
2018 · 7.5
La Grande Maison Tokyo
La Grande Maison Tokyo
2019 · 8.4
Animation x Paralympic: Who Is Your Hero?
Animation x Paralympic: Who Is Your Hero?
2017
You, Like a Star
You, Like a Star
2026 · 8.0
Natsuko Kira
Natsuko Kira
2016 · 7.0
Unrequited Love
Unrequited Love
2017 · 7.0
Why I Dress Up for Love
Why I Dress Up for Love
2021 · 6.6
Reborn
Reborn
2026 · 7.2
News Anchor
News Anchor
2025 · 7.6
See all fromAnne Nakamura

More from Kentaro Hirase · Director

Exit 8
Exit 8
2025 · 7.0
泉京香は黙らない
泉京香は黙らない
2026
What Did You Do After That?
What Did You Do After That?
2023 · 8.0
Thus Spoke Kishibe Rohan: Kyoka Izumi Will Not Be Silenced
Thus Spoke Kishibe Rohan: Kyoka Izumi Will Not Be Silenced
2026
Sai: Disaster
Sai: Disaster
2026 · 6.0
A Hundred Flowers
A Hundred Flowers
2022 · 7.0
Roleless
Roleless
2022 · 7.0
Duality
Duality
2018
Sanpatsu
Sanpatsu
2021
See all fromKentaro Hirase

More like this

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2012 · 7.7
Detective Conan
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1996 · 8.0
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2006 · 8.6
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2019 · 8.4
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2008 · 7.5
Blue Exorcist
Blue Exorcist
2011 · 7.8

Sai — streaming FAQ

Which OTT platform streams Sai?

Sai is streaming on Netflix and Netflix Standard in United States.

Is Sai on Netflix?

Yes — Sai is available on Netflix in United States as of November 2026.

Is Sai on Amazon Prime Video?

No, Sai isn't on Amazon Prime Video in United States right now. It's on Netflix and Netflix Standard instead.

Where can I watch Sai for free?

Sai is available on Netflix and Netflix Standard in United States, but you'll need an active subscription — there's no free option right now.

How many seasons are in Sai?

Sai has 1 season in total (6 episodes). The series concluded in 2025.

Are all episodes of Sai out yet?

Yes — all 6 episodes across 1 season of Sai are out and available to stream.

Is there a Season 2 of Sai?

No — Sai ended after 1 season, so there is no Season 2.