Finished Airing
Episodes
12 episodes
Duration
23 min/ep
Released
Jul 6 2025
Format
TV Series
Score
8.0/10
Popularity
#119.1K
Studio
CygamesPictures
Country
JP
Synopsis
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 kno…
Characters & Cast
Official Trailer
Where to Watch
Legal streaming platforms only. Links with ✓ are exact matches; others search for "The Summer Hikaru Died".
Studio
Producer
KADOKAWA
Animation Studio
CygamesPictures
Producer
Netflix
Producer
CyberAgent
Animation Studio
CygamesPictures
Producer
Nippon Television Network
