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The Summer Hikaru Died

8.6
2 seasons
12 episodes
Ended
Animation
Mystery
Drama
Sci-Fi & Fantasy

Plot Summary

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

First Aired:July 6, 2025
Last Aired:September 28, 2025
Episode Runtime:24m
Networks:
Nippon TV

Cast & Characters

Cast

Chiaki Kobayashi as Yoshiki Tsujinaka (voice)

Chiaki Kobayashi

Yoshiki Tsujinaka (voice)

Shuichiro Umeda as Hikaru Indo (voice)

Shuichiro Umeda

Hikaru Indo (voice)

Chikahiro Kobayashi as Tanaka (voice)

Chikahiro Kobayashi

Tanaka (voice)

Wakana Kowaka as Rie Kurebayashi (voice)

Wakana Kowaka

Rie Kurebayashi (voice)

Yumiri Hanamori as Asako Yamagishi (voice)

Yumiri Hanamori

Asako Yamagishi (voice)

Yoshiki Nakajima as Yuta Maki (voice)

Yoshiki Nakajima

Yuta Maki (voice)

Shion Wakayama as Yuki Tadokoro (voice)

Shion Wakayama

Yuki Tadokoro (voice)

Where to watch free (US)

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See more options on TMDB

Seasons (2)

Season 1
7.0

Season 1

12 episodes

Aired: 2025

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

Season 2

Season 2

0 episodes

Production

CygamesPictures

KADOKAWA

CyberAgent

Nippon Television Network Corporation