Netflix is set to captivate anime fans with the highly anticipated release of The Summer Hikaru Died in the summer of 2025. This supernatural horror anime, based on Mokumokuren’s award-winning manga, promises a chilling fusion of slice-of-life storytelling and eerie suspense.
The Storyline
Set in a rural Japanese village, the story follows two childhood friends, Yoshiki and Hikaru, who have been inseparable for years. However, their bond is tested when Hikaru returns from a mysterious disappearance in the mountains, only to seem completely different. An unknown entity has taken over his body, memories, and emotions, leaving Yoshiki to confront the disturbing truth. The narrative delves into themes of friendship, identity, and the supernatural, offering a compelling experience for fans of psychological thrillers and horror.

Production Details
The anime is produced by CygamesPictures, with Ryohei Takeshita directing. Known for his work on Jellyfish Can’t Swim at Night, Takeshita aims to capture the subtle emotions and unique structure of the original manga. Yuichi Takahashi handles the character designs, while Masanobu Hiraoka serves as the key animator, ensuring a visually striking adaptation.
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Voice Cast
The series features an impressive voice cast, with Shuichiro Umeda voicing Hikaru and Chiaki Kobayashi as Yoshiki. Both actors have shared their excitement about bringing these complex characters to life, highlighting the emotional depth and eerie tone of the story.
Release and Expectations
Slated for a global release in July 2025, The Summer Hikaru Died is already generating excitement among anime enthusiasts. Its blend of horror and emotional storytelling makes it stand out from other releases, and whether you’re familiar with the manga or new to the story, this adaptation is poised to be a must-watch.