Animation•Drama•Mystery

All Episodes of The Summer Hikaru Died

Browse all episodes of The Summer Hikaru Died

Binge this in 4h 48m•Peaking at 9.1/10

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

Airs on

Select Season:

Season 1

9.1/10979 votes
Determination
Season 1 Episode 7 - Aired 8/17/2025
After the sobering realization that Hikaru is truly dangerous, Yoshiki decides that he must act and invites his best friend to skip school together.
Director: Yuka Hashimoto
Writer: Ryohei Takeshita
8.8/10640 votes
Its Place
Season 1 Episode 12 - Aired 9/28/2025
While everyone else attends the school assembly, Asako finds Hikaru wandering the halls. Alone at the beach, Hikaru reveals his final plans to Yoshiki.
Director: Ryohei Takeshita
Writer: Ryohei Takeshita
8.6/10840 votes
Asako
Season 1 Episode 6 - Aired 8/10/2025
Yoshiki and his classmates discuss a story their teacher assigned them. Later, at a sleepover, Asako's sharp observations put her in grave danger.
Director: Fumiaki Kataoka, Shinya Kawabe
Writer: Oki Murayama
8.6/10627 votes
Old Man Takeda
Season 1 Episode 9 - Aired 9/7/2025
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.
Director: Mitsuhiro Osako, Ayumu Uwano
Writer: Oki Murayama
8.5/101,580 votes
Replacement
Season 1 Episode 1 - Aired 7/6/2025
Yoshiki confronts Hikaru about his suspicions and discovers the terrifying truth. Even though they try to live normally, eerie incidents begin to occur.
Director: Ryohei Takeshita
Writer: Ryohei Takeshita
8.5/10706 votes
Contact
Season 1 Episode 8 - Aired 8/24/2025
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.
Director: Ryo Ando
Writer: Oki Murayama
8.4/101,239 votes
Suspicion
Season 1 Episode 2 - Aired 7/13/2025
While Yoshiki and Hikaru accompany their classmates to a creepy mountain trail, a mysterious man arrives at Kubitachi Village and begins investigating.
Director: Mitsuhiro Osako
Writer: Oki Murayama
8.4/101,069 votes
Denial
Season 1 Episode 3 - Aired 7/20/2025
Recalling childhood memories with Hikaru, Yoshiki continues to struggle with his complex emotions. Desperate, he reaches out to Kurebayashi.
Director: Kohei Kido, Ayumu Uwano, Asaka Yokoyama
Writer: Ryohei Takeshita
8.3/10586 votes
Truth
Season 1 Episode 10 - Aired 9/14/2025
The boys' surprise encounter with Tanaka lands them in the hospital. When they return to school, Yoshiki pieces together the truth behind Nonuki-sama.
Director: Kohei Kido, Wang Chihsia
Writer: Oki Murayama
8.2/10852 votes
Wig Ghost
Season 1 Episode 5 - Aired 8/3/2025
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.
Director: Wang Chihsia, Ryuta Kawahara
Writer: Ryohei Takeshita
8.2/10529 votes
Indo's Sin
Season 1 Episode 11 - Aired 9/21/2025
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.
Director: Aimi Yamauchi
Writer: Oki Murayama
8.1/10975 votes
Summer Festival
Season 1 Episode 4 - Aired 7/27/2025
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.
Director: Yoshiyuki Shirahata
Writer: Oki Murayama