Season 1 poster

Season 1

(2019)

Cast

Nao Toyama as Natsu Iwashimizu (voice)
Nao Toyama

as Natsu Iwashimizu (voice)

Jun Fukuyama as Arashi Aota (voice)
Jun Fukuyama

as Arashi Aota (voice)

Katsuyuki Konishi as Semimaru Asai (voice)
Katsuyuki Konishi

as Semimaru Asai (voice)

Kana Asumi as Matsuri Tendou (voice)
Kana Asumi

as Matsuri Tendou (voice)

Kazuhiko Inoue as Kaname Mozunoto (voice)
Kazuhiko Inoue

as Kaname Mozunoto (voice)

Akira Ishida as Chimaki Yamori (voice)
Akira Ishida

as Chimaki Yamori (voice)

Yoko Hikasa as Hana Suguruno (voice)
Yoko Hikasa

as Hana Suguruno (voice)

Hirofumi Nojima as Haru Yukima (voice)
Hirofumi Nojima

as Haru Yukima (voice)

Shizuka Itoh as Fujiko Amacha (voice)
Shizuka Itoh

as Fujiko Amacha (voice)

Kenta Miyake as Akio Haza (voice)
Kenta Miyake

as Akio Haza (voice)

Episodes

Spring Begins poster

Spring Begins 8.2

June 28, 2019

Along with three others, Natsu wakes up with no idea what's happened. The four of them reach an island and try to figur…

Insects Awaken poster

Insects Awaken 8.0

June 28, 2019

Convinced that Botan has kidnapped them, Natsu and Arashi sneak out of camp and run into another survivor. Finally, Bot…

Light Snow poster

Light Snow 7.0

June 28, 2019

Natsu's clumsiness indirectly leads Team Summer B to the rest of their group. Her memories help them figure out their l…

Autumn Begins poster

Autumn Begins 7.3

June 28, 2019

Arashi, Natsu and Semimaru stumble upon the Team Autumn settlement in the former Kobe region. They seem to be thriving,…

Heavy Snow poster

Heavy Snow 7.3

June 28, 2019

In the ruins of Tokyo, Natsu, Arashi and Semimaru meet the sole survivor of Team Winter. Team Spring reaches Mt. Ogino …

Grain Rain poster

Grain Rain 7.5

June 28, 2019

Aramaki joins Team Spring, despite Fujiko's doubts. Hana decides to search for Arashi after hearing that Aramaki met so…

Winter Solstice poster

Winter Solstice 7.3

June 28, 2019

Hana and her companions discover a massive underground shelter. They find a survivor’s diary and learn the cruel fate o…

Summer Solstice poster

Summer Solstice 7.3

June 28, 2019

Hana's group and the Team Autumn survivors find the Spring settlement destroyed and abandoned. Momotaro wakes up among …

Lesser Heat poster

Lesser Heat 6.7

June 28, 2019

To survive, Hana and the others work together with Team Summer A. On the ship, Hotaru's cousin Hibari tells Natsu that …

Cold Dew poster

Cold Dew 7.0

June 28, 2019

Ango recalls his harsh upbringing in the program and the brutal graduation test that winnowed the survivors down to the…

Greater Heat poster

Greater Heat 7.3

June 28, 2019

Hana becomes convinced that Ango will kill her if she stays in the village. Natsu and the others make landfall near the…

End of Heat poster

End of Heat 7.7

June 28, 2019

Ryo orders Hana to join him in searching for a water source underground, putting her in a vulnerable position. In the c…

Frost Descends poster

Frost Descends 7.0

March 26, 2020

Team Summer A banishes Ango and Ryo as Haru and the others mourn the missing Hana. Aramaki leaves the settlement believ…

Summer Begins poster

Summer Begins 6.0

March 26, 2020

Expecting a trap, Ango and Ryo find and observe Team Summer B, but they are unexpectedly welcomed by the easygoing grou…

Grain in Ear poster

Grain in Ear 6.0

March 26, 2020

The two newcomers help Team Summer B. As they get to know the group, Ryo doubts their ability to survive. Ango begins t…

Autumnal Equinox poster

Autumnal Equinox 7.0

March 26, 2020

The carefree group enjoys life at sea, but Ryo tests their survival skills. Natsu reveals that Team Summer B is for dro…

Vernal Equinox poster

Vernal Equinox 6.0

March 26, 2020

Suspicious, Botan searches Ryo and Ango's belongings while the others look for Arashi. Elsewhere, another survivor lear…

White Dew poster

White Dew 6.0

March 26, 2020

Team Summer B gets stuck in a bed of dense algae. they find a large ship and investigate, but Botan is wary. Stranded, …

Winter Begins poster

Winter Begins 6.0

March 26, 2020

The team members are separated after the ship's sudden movement. Arashi makes his way to help as Botan's group makes a …

Lesser Cold poster

Lesser Cold 6.0

March 26, 2020

Ango's hallucinations lead to perilous situations for him and Arashi. Semimaru has a brush with death while Natsu gathe…

Grain Full poster

Grain Full 7.0

March 26, 2020

A sanctuary in nature becomes a trap for small mammals and humans alike. Meanwhile, an iron-eating bacteria begins to s…

Rain Water poster

Rain Water 7.0

March 26, 2020

Fujiko and Chisa reunite with Hana. On the ship, the missiles begin launch prep while Team Summer B learns about Ango's…

Greater Cold poster

Greater Cold 8.0

March 26, 2020

Hana readjusts to other humans. Team Summer B works together to manually disable the missiles, but a series of passcode…

Pure Brightness poster

Pure Brightness 7.0

March 26, 2020

Problems persist in the ship as the spreading bacteria begins attacking. The missile countdown continues as the team ma…