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The Summer Hikaru Died
Synopsis
The story
Two best friends living in a rural Japanese village: Yoshiki and Hikaru. Growing up together, they were inseparable… until the day Hikaru came back from the mountains, and was no longer himself. “Something” has taken over Hikaru’s body, memories, feelings… and everything they know begins to unravel.
HorrorMysteryPsychologicalSupernaturalThriller
Episode guide
12 episodes
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01Episode 1Unwatched · AiredAired Jul 5, 202502Episode 2Unwatched · AiredAired Jul 12, 202503Episode 3Unwatched · AiredAired Jul 19, 202504Episode 4Unwatched · AiredAired Jul 26, 202505Episode 5Unwatched · AiredAired Aug 2, 202506Episode 6Unwatched · AiredAired Aug 9, 202507Episode 7Unwatched · AiredAired Aug 16, 202508Episode 8Unwatched · AiredAired Aug 23, 202509Episode 9Unwatched · AiredAired Sep 6, 202510Episode 10Unwatched · AiredAired Sep 13, 202511Episode 11Unwatched · AiredAired Sep 20, 202512Episode 12Unwatched · AiredAired Sep 27, 2025Characters & voices
500 credited
Yoshiki Tsujinaka
Main
Hikaru Indou
Main
Asako Yamagishi
Supporting
Rie Kurebayashi
Supporting
Tanaka
Supporting
Yuuta Maki
Supporting
Yuki Tadokoro
Supporting
Satoko Tsujinaka
Supporting
Hajime Takeda
Supporting
Hara-sen
Background
Takeda no Jiisan
Supporting
Tooru Mikasa
Supporting
Satou
Background
TV Onsei
Background
Tsuma
Background
Shuen Danyuu
Background
Toshinori Tsujinaka
Supporting
Kaoru Tsujinaka
Supporting
Production staff
500 credited
Renato SoaresADR Director (Brazilian Portuguese)
Yutaka UemuraStoryboard (ep 10)
Yuuichi TakahashiCharacter DesignYuuichi TakahashiAnimation Director (OP, ED, ep 1)Yuuichi TakahashiChief Animation Director (eps 2-6, 8-12)Yuuichi TakahashiKey Animation (OP)
Simone VeltroniADR Director (Italian)
Takashi KojimaKey Animation (OP, ep 2)
Ryou AndouEpisode Director (ep 8)Ryou AndouStoryboard (ep 8)
Ryouhei TakeshitaDirectorRyouhei TakeshitaSeries CompositionRyouhei TakeshitaScript (eps 1, 3, 5, 7, 12)Ryouhei TakeshitaStoryboard (OP, ED, eps 1, 7, 12)Ryouhei TakeshitaEpisode Director (OP, ED, eps 1, 12)Ryouhei TakeshitaEditing (OP, ED)Ryouhei TakeshitaSound Director
Naomi NakanoColor Design
Kouhei HondaArt Director
Ryouta KawaharaStoryboard (ep 5)Themes & motifs
AniList community tags
Monster BoyCast-Traits97%
Male ProtagonistCast-Main Cast95%
RuralSetting-Scene95%
TragedyTheme-Drama93%
Cosmic HorrorTheme-Other92%
Urban FantasySetting-Universe90%
Body HorrorTheme-Other88%
MythologyTheme-Fantasy88%
Primarily Teen CastCast-Main Cast82%
CursesTheme-Fantasy80%
PhilosophyTheme-Other77%
Unrequited LoveTheme-Romance77%
Boys' LoveTheme-Romance72%
Mixed MediaTechnical71%
SeinenDemographic68%
DetectiveCast-Traits66%
Community pulse
144.1K members
Score spread
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Watch status
Current25,984
Planning51,984
Completed54,713
Dropped6,006
Paused5,429
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What viewers say
500 community reviews