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The Summer Hikaru Died

2025 · 24 min ★ IMDb 7.9 · 9,278 ratings

Show plot summary (may contain spoilers)

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

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Emotional fingerprint

The Summer Hikaru Died (2025) — Series. Top emotional signals: Disturbing 30%, Tension 25%, Melancholy 20%. Source: AI estimate. Shares describe emotional signal, not percentages of people. Your experience may differ. How we measure

AI estimate · no viewer votes yet

How we measure

AI estimate

Share of emotional signal, not the percentage of people or a probability of enjoyment.

Each viewer contributes one response, split equally across their selected emotions. When available, an automated estimate supplies a prior that is blended with those responses. Counts include distinct viewers, not automated estimates or archived anonymous votes. Fewer than 3 viewers is an early estimate; more responses do not guarantee certainty.

Why it feels this way

The strongest emotional signals are Disturbing, Tension, Melancholy. Genres: Drama, Fantasy, Mystery. AI estimate.

Is it worth watching?

Consider this title if you are looking for Disturbing, Tension and Melancholy. Its IMDb rating of 7.9/10 suggests a generally positive audience reception. For these leading emotions, its Feel Score is 72/100.

How did it make you feel?

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Afterward Reveal viewer responses · may contain spoilers

Viewer responses about feelings after the title ended, separate from feelings while watching. No AI estimates.

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Cast

Chiaki Kobayashi

Yoshiki Tsujinaka (voice)

SU
Shûichirô Umeda

Hikaru Indo (voice)

CK
Chikahiro Kobayashi

Tanaka (voice)

WK
Wakana Kowaka

Rie Kurebayashi (voice)

Yumiri Hanamori

Asako Yamagishi (voice)

YN
Yoshiki Nakajima

Yuta Maki (voice)

SW
Shion Wakayama

Yuki Tadokoro (voice)

Details

Type
Animation
Released
2025
Runtime
24 min
Country
JP
Language
ja
Ratings
★ IMDb 7.9 · 9,278 ratings
Feels mostly
Disturbing
Data updated

Where to watch

Data: JustWatch

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Emotion overlap shows mood similarity, not a prediction of enjoyment.