Series

Watch The Summer Hikaru Died (2025) Online

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8.2123 votes2025TV-1424mReturning SeriesAnimationDramaMysterySci-Fi & FantasyOfficial site

Synopsis

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

Episodes

Season 1

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1. ReplacementNow viewing2025-07-0624m8.3Yoshiki confronts Hikaru about his suspicions and discovers the terrifying truth. Even though they try to live normally, eerie incidents begin to occur.
2. Suspicion2025-07-1324m7.6While Yoshiki and Hikaru accompany their classmates to a creepy mountain trail, a mysterious man arrives at Kubitachi Village and begins investigating.
3. Denial2025-07-2024m7.8Recalling childhood memories with Hikaru, Yoshiki continues to struggle with his complex emotions. Desperate, he reaches out to Kurebayashi.
4. Summer Festival2025-07-2724m7.7As Yoshiki attends the summer festival with Hikaru, the village elders fret over the recent death and Tanaka ends up with more questions than answers.
5. Wig Ghost2025-08-0324m6.8When 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.
6. Asako2025-08-1024m6.5Yoshiki and his classmates discuss a story their teacher assigned them. Later, at a sleepover, Asako's sharp observations put her in grave danger.
7. Determination2025-08-1724m8.2After the sobering realization that Hikaru is truly dangerous, Yoshiki decides that he must act and invites his best friend to skip school together.
8. Contact2025-08-2424m7.3Yoshiki 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.
9. Old Man Takeda2025-09-0724m8.3Kurebayashi shares her knowledge about impurities with the boys. Later, the elder Takeda loses his temper over Hikaru's ignorance of the Indo's history.
10. Truth2025-09-1424m7.0The boys' surprise encounter with Tanaka lands them in the hospital. When they return to school, Yoshiki pieces together the truth behind Nonuki-sama.
11. Indo's Sin2025-09-2124m7.5Though 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.
12. Its Place2025-09-2824m7.0While everyone else attends the school assembly, Asako finds Hikaru wandering the halls. Alone at the beach, Hikaru reveals his final plans to Yoshiki.

Cast

Top Billed 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)

Availability

Where To Watch Legally

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Streaming availability data provided by JustWatch.

FAQ

Frequently Asked Questions

Is The Summer Hikaru Died available to watch online?

Yes - see the "Where to watch legally" section on this page for streaming, rental and purchase options.

How many seasons does The Summer Hikaru Died have?

The Summer Hikaru Died has 2 seasons and 12 episodes.

When did The Summer Hikaru Died first air?

The Summer Hikaru Died first aired in 2025.

Is The Summer Hikaru Died still running?

Yes, The Summer Hikaru Died is an ongoing series.

What genre is The Summer Hikaru Died?

The Summer Hikaru Died is classified as Animation, Drama, Mystery, Sci-Fi & Fantasy.