The Summer Hikaru Died

Name: The Summer Hikaru Died
Genre: Animation, Drama, Mystery, Sci-Fi & Fantasy
Released: 2025-07-06
Rating: 8.2
Cast: Chiaki Kobayashi, Shuichiro Umeda, Chikahiro Kobayashi, Wakana Kowaka, Yumiri Hanamori

RETURNING2 Seasons12 Episodes★ 8.2

The Summer Hikaru Died is an animated drama series on Nippon TV that premiered in 2025, with 2 seasons and 12 episodes to date. It has been renewed for Season 3, and a premiere date has not been announced yet.

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NetworkNippon TV

First AiredJul 6, 2025

Last AiredSep 28, 2025

GenreAnimation, Drama, Mystery, Sci-Fi & Fantasy

Runtime24 min

Original Title光が死んだ夏

LanguageJapanese

CountryJapan

ProductionCyPic, KADOKAWA, CyberAgent

Six months ago, Hikaru vanished for a week. Now, as his best friend Yoshiki senses something amiss and confronts him, the harrowing truth emerges.

RENEWED

The Summer Hikaru Died has been renewed but a premiere date has not been announced yet. Track this show to get an alert when a date is confirmed.

WHERE TO WATCH

Netflix

Some links may earn us a commission. Data via JustWatch / TMDB

Cast

Chiaki Kobayashi

Yoshiki Tsujinaka (voice)

Shuichiro Umeda

Hikaru Indo (voice)

Chikahiro Kobayashi

Tanaka (voice)

Wakana Kowaka

Rie Kurebayashi (voice)

Yumiri Hanamori

Asako Yamagishi (voice)

Yoshiki Nakajima

Yuta Maki (voice)

Shion Wakayama

Yuki Tadokoro (voice)

Seasons & Episodes2 seasons · 12 episodes

0% complete

Six months ago, Hikaru vanished for a week. Now, as his best friend Yoshiki senses something amiss and confronts him, the harrowing truth emerges.

E1Replacement

Jul 6, 202524m★ 8.2

Yoshiki confronts Hikaru about his suspicions and discovers the terrifying truth. Even though they try to live normally, eerie incidents begin to occur.

E2Suspicion

Jul 13, 202524m★ 7.6

While Yoshiki and Hikaru accompany their classmates to a creepy mountain trail, a mysterious man arrives at Kubitachi Village and begins investigating.

E3Denial

Jul 20, 202524m★ 7.8

Recalling childhood memories with Hikaru, Yoshiki continues to struggle with his complex emotions. Desperate, he reaches out to Kurebayashi.

E4Summer Festival

Jul 27, 202524m★ 7.7

As Yoshiki attends the summer festival with Hikaru, the village elders fret over the recent death and Tanaka ends up with more questions than answers.

E5Wig Ghost

Aug 3, 202524m★ 6.8

When Yoshiki's sister spots a creepy clump of hair in the bathroom, Hikaru visits the Tsujinaka home to investigate — but things take a deadly turn.

E6Asako

Aug 10, 202524m★ 6.5

Yoshiki and his classmates discuss a story their teacher assigned them. Later, at a sleepover, Asako's sharp observations put her in grave danger.

E7Determination

Aug 17, 202524m★ 8.2

After the sobering realization that Hikaru is truly dangerous, Yoshiki decides that he must act and invites his best friend to skip school together.

E8Contact

Aug 24, 202524m★ 7.3

Yoshiki and Hikaru investigate Nonuki-sama and its link to Kubitachi's history. While at the library, they get an important lead from a surprising source.

E9Old Man Takeda

Sep 7, 202524m★ 7.8

Kurebayashi shares her knowledge about impurities with the boys. Later, the elder Takeda loses his temper over Hikaru's ignorance of the Indo's history.

E10Truth

Sep 14, 202524m★ 6.7

The boys' surprise encounter with Tanaka lands them in the hospital. When they return to school, Yoshiki pieces together the truth behind Nonuki-sama.

E11Indo's Sin

Sep 21, 202524m★ 7.0

Though hesitant, Yoshiki asks his father about the Indo family's murky past and secret ritual. Later, Hikaru loses control at school and feels deeply shaken.

E12Its Place

Sep 28, 202524m

While everyone else attends the school assembly, Asako finds Hikaru wandering the halls. Alone at the beach, Hikaru reveals his final plans to Yoshiki.

About The Summer Hikaru Died

The Summer Hikaru Died is an animation, drama, mystery, sci-fi & fantasy series on Nippon TV. The show first aired on Jul 6, 2025 and currently has 2 seasons and 12 episodes. The Summer Hikaru Died has been renewed for Season 3, and a premiere date has not been announced yet. It has a rating of 8.2/10 based on 134 votes. The cast includes Chiaki Kobayashi, Shuichiro Umeda, Chikahiro Kobayashi, Wakana Kowaka, Yumiri Hanamori.