Skip to content
Streambay
Seiren Season 1 poster
Complete Seiren

Seiren Season 1 Episode release dates & where to watch

Premiered

Friday, January 6, 2017

Ended: Friday, March 24, 2017

When does Seiren Season 1 come out?

Seiren Season 1 premiered Friday, January 6, 2017 on BS-TBS and ended Friday, March 24, 2017. The season has 12 episodes.

Last updated

Seiren Season 1 release schedule

Seiren Season 1 episode release dates
Episode Release date

1. Hikari Tsuneki, Chapter 1: Decision

Shoichi is an average guy who has trouble visualizing his future. When he sees how far ahead of him his classmate, Hikari, is in every facet of life, he makes a decision.

Friday · 9 years ago

2. Hikari Tsuneki, Chapter 2: Deep in the Mountains

The girl who climbed in through Shoichi's window wasn't a ghost, but his classmate Hikari. Her appearance at the summer course rejuvenates him.

Friday · 9 years ago

3. Hikari Tsuneki, Chapter 3: In the Men's Bath

Shoichi and Hikari spend more time together during the summer course and eventually end up in the men's bath together after he incorrectly calls her bluff.

Friday · 9 years ago

4. Hikari Tsuneki, Final Chapter: Starry Sky

Hikari continues to ignore Shoichi after their moment at the pool, leading him to suspect he did something wrong.

Friday · 9 years ago

5. Tooru Miyamae, Chapter 1: Trade

Shoichi and his two friends have been playing video games during class and talk about it has been spreading across the school. Eventually, a girl noticed them playing and enjoyed playing with them. She was secretly into video games as well. The four of them later go into town and play some karaoke and arcades.

Friday · 9 years ago

6. Tooru Miyamae, Chapter 2: Versus

Two childhood friends duel out there differences over a game of GusGal.

Friday · 9 years ago

7. Tooru Miyamae, Chapter 3: Brother Complex

Shouichi was invited to Miyamae's place to play some GusGal, but instead, they talked a lot more and she began to open up to him.

Friday · 9 years ago

8. Tooru Miyamae, Final Chapter: Fluffy

Previously Miyamae asked Shouichi to come with her to ComiMa, a fashion and gaming convention. Now along with Shiori's custom cosplay outfits and Tomoe, all four of them go and try to sell some of their creations. After a long day, they go to dinner and ran into a classmate that happened to work there.

Friday · 9 years ago

9. Kyouko Tono, Chapter 1: Home Ec Club

A new arc kicks off, as Shoichi and Kyoko both struggle to come to terms with each other's growing up.

Friday · 9 years ago

10. Kyouko Tono, Chapter 2: Hand-Me-Down

Shoichi is spurred on by various events happening around him to ask Kyoko out on a Christmas Eve date.

Friday · 9 years ago

11. Kyouko Tono, Chapter 3: Awakening

Shoichi and Kyoko agree to remain friends forever, but Ikuo's stirring display of bravery awakens something within Shoichi.

Friday · 9 years ago

12. Kyouko Tono, Final Chapter: First Love Finale

Shoichi, having decided to go out in a blaze of glory, lays it all on the line to tell Kyoko how he really feels.

Friday · 9 years ago

Seiren Season 1 guest stars

  • Shiori Izawa

    Shiori Izawa

    Miu Hiyama (voice)

  • Tetsu Inada

    Tetsu Inada

    Hiking Club President (voice)

  • Shiori Mikami

    Shiori Mikami

    Makoto Kamizaki (voice)

  • Honoka Kuroki

    Honoka Kuroki

    Ruise Sanjou (voice)

  • Manami Numakura

    Manami Numakura

    Tomoe Kamita (voice)

  • Ryota Asari

    Ryota Asari

    Ikuo Nanasaki (voice)

  • Takuya Eguchi

    Takuya Eguchi

    Tatsuya Araki (voice)

  • Yukari Tamura

    Yukari Tamura

    Masami Onigata (voice)

  • Saki Fujita

    Saki Fujita

    Yukie Takato (voice)

  • Yukiyo Fujii

    Yukiyo Fujii

    Youko Kikuchi (voice)

  • Juri Nagatsuma

    Juri Nagatsuma

    Toka Maruishi (voice)

  • Mai Kadowaki

    Mai Kadowaki

    Mako Yoshida (voice)

  • Aya Yamamoto

    Aya Yamamoto

    Wataru Tsuchiya (voice)

  • Hanako Oku

    Hanako Oku

    Pancake house worker (voice)

  • Hitomi Isaka

    Hitomi Isaka

    Schoolgirl (voice)

  • Honoka Naito

    Honoka Naito

    Kindergartner (voice)

Seiren Season 1 FAQ

When does Seiren Season 1 come out?

Seiren Season 1 premiered Friday, January 6, 2017 on BS-TBS.

How many episodes are in Seiren Season 1?

Seiren Season 1 has 12 episodes.

Are new episodes of Seiren Season 1 released weekly?

New episodes are released weekly.

When is the Seiren Season 1 finale?

The Seiren Season 1 finale (Episode 12) aired Friday, March 24, 2017.

How do I get notified when new Seiren Season 1 episodes are released?

Download the Streambay app and follow Seiren. You'll get a push notification the moment each new episode is out.

Never miss Seiren Season 1.

Download Streambay and follow Seiren. We’ll notify you the moment Season 1 is released, and as each new episode comes out. It’s free, with no sign-up and no personal information required.

Coming soon to App Store Get it on Google Play