Blue Birthday poster
Where to stream

Blue Birthday

5.720211 seasonTV-14TV SeriesSci-Fi & FantasyDramaMystery

The series tells the story of Oh Ha-rin, who travels to the past through mysterious photos left by her first love, Ji Seo-jun. Since they were eight years old, they had been close friends, but he died by suicide on her birthday ten years ago.

DirectorPark Dan-hee
WritersKu So-yeon·Moon Won-young

Where to watch

Rakuten VikiRakuten Viki
Availability shown for United States · rights vary by country

Seasons & Episodes

E1
My Bad Birthday
Jul 23, 2021
E2
You're in My Dream
Jul 24, 2021
E3
Lively Ordinary Days
Jul 30, 2021
E4
Rule of Equivalent Exchange
Jul 31, 2021
E5
Another Chance
Aug 6, 2021
E6
What Happened That Day
Aug 7, 2021
E7
It's You, Isn't It?
Aug 13, 2021
E8
Crisis
Aug 14, 2021
E9
Witness
Aug 20, 2021
E10
If We Have Such A Big Misfortune
Aug 21, 2021
E11
You and I
Aug 27, 2021
E12
Suspicion
Aug 28, 2021
E13
Abandoned Girl
Sep 3, 2021
E14
Never Regret
Sep 4, 2021
E15
Disappear
Sep 10, 2021
E16
My Blue Birthday
Sep 11, 2021

Cast · Directed by Park Dan-hee

YYeri
Yeri
Oh Ha-rin
YHYang Hong-seok
Yang Hong-seok
Ji Seo-jun
LSLee Sang-jun
Lee Sang-jun
Cha Eun-seong
KGKim Gyeol-yu
Kim Gyeol-yu
Do Su-jin
JHJu Hyeon
Ju Hyeon
Kim Ui-yeong

More from Yeri · Lead actress

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More from Yang Hong-seok · Co-star actor

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2020
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2026
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2019 · 7.3
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2017
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More from Park Dan-hee · Director

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2022 · 8.7
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2025 · 8.3
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2020 · 4.4
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Blue Birthday — streaming FAQ

Which OTT platform streams Blue Birthday?

Blue Birthday is streaming on Rakuten Viki in United States. It's not currently on Netflix.

Is Blue Birthday on Netflix?

No, Blue Birthday is not on Netflix in United States as of September 2026. It's currently on Rakuten Viki.

Is Blue Birthday on Amazon Prime Video?

No, Blue Birthday isn't on Amazon Prime Video in United States right now. It's on Rakuten Viki instead.

Where can I watch Blue Birthday for free?

Blue Birthday is available on Rakuten Viki in United States, but you'll need an active subscription — there's no free option right now.

How many seasons are in Blue Birthday?

Blue Birthday has 1 season in total (16 episodes). The series concluded in 2021.

Are all episodes of Blue Birthday out yet?

Yes — all 16 episodes across 1 season of Blue Birthday are out and available to stream.

Is there a Season 2 of Blue Birthday?

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