This series of catastrophes was later called the "Tears of the New Moon", and the blue rain, which continued to fall intermittently afterwards, was found to have the effect of instantly killing anyone who touched it, while also making other animals and plants gigantic and aggressive.

Titled Synduality: Noir, the series was directed by Yusuke Yamamoto, with Takashi Aoshima writing the scripts based on a story draft by Hajime Kamoshida, Kenichirō Katsura designing the characters for animation, and Masato Nakayama composing the music.

[22] A manga series, illustrated by Hiroji Mishima with a screenplay by Masaru Hatano, titled Synduality: Ellie was serialized in Media Factory's Monthly Comic Alive from July 27, 2023,[28] to October 25, 2024.

[29] A light novel also titled Synduality: Ellie, written by Hatano and illustrated by Yō Midorikawa, was published by Media Factory's MF Bunko J imprint on September 25, 2023.

[32] A third-person shooter and action RPG developed by Game Studio and published by Bandai Namco Entertainment, titled Synduality: Echo of Ada, was released for Microsoft Windows, PlayStation 5 and Xbox Series X/S on January 23, 2025.