Production companies Aniplex and Sony Music Entertainment opened an official website for an original television anime titled SI-VIS: The Sound of Heroes on Sunday, revealing the main cast, staff, a teaser visual (pictured), and an announcement promo. The anime series is scheduled to premiere on Fuji TV and other stations in October 2025.

Cast
Yosuke: Daisuke Namikawa (JoJo no Kimyou na Bouken Part 6: Stone Ocean)
Siren: Ayane Sakura (Boku no Hero Academia)
μ (Mu): Akari Kitou (Kimetsu no Yaiba)
Souji: Nobunaga Shimazaki (Sakamoto Days)
June: Souma Saitou (Rurouni Kenshin: Meiji Kenkaku Romantan (2023))

Fumiaki Maruto (Saenai Heroine no Sodatekata) is handling the series composition and script. Hidari (Kouya no Kotobuki Hikoutai) is credited as the original character designer.

Synopsis
SI-VIS is a mixed-gender music group led by Yosuke, known for their powerful vocals and performances that have made waves both in Japan and abroad. But behind the scenes, they're actually heroes fighting against a mysterious disaster threatening the world.

Using the energy gathered from their live shows, they take on this hidden threat, though to the public, their battles just look like ordinary concerts.

Announcement


Official site: https://si-vis.live/
Official X: @sivis_official

Source: Comic Natalie

SI-VIS: The Sound of Heroes on MAL