Anan Furuya
Kyōya (voice)
Series
Watch SI-VIS: The Sound of Heroes (2025) Online
Synopsis
SI-VIS is a co-ed music group, led by Yosuke, shaking up the global music scene with their unmatched vocals and performances. However, they are actually heroes in disguise, battling against mysterious forces threatening the world. They convert audience energy at live performances into combat power. Luckily, the battles appear to be ordinary concerts to the public, keeping their identity a secret.
Episodes
Season 1
PreviousNext
1. City of MirageNow viewing2025-10-0524mMinami Kyoya aspires to join SI-VIS, a music group. But he gets caught up in a mysterious force, Mirage.
2. A Thoroughly Eaten Star2025-10-1224mYosuke dies in the battle with the Mirage, and Kyoya is devastated. Soji tells him to go back to his hometown.
3. Welcome to Hellish Paradise2025-10-1924mKyoya struggles to reach the other members’ level. When his debut stage is about to start, the Mirage appears.
4. New Team with a Rocky Road Ahead2025-10-2624mDespite everything, Kyoya leads a fulfilling school life. One day, Rui approaches Kyoya with a desperate plea.
5. The Day When Five Become One2025-11-0224mSI-VIS’s camp starts off awkward, but eventually, they start to open up. Then, Siren gives them a challenge.
6. Holding This Song and Courage in My Heart2025-11-0924mSI-VIS plans to counter the Mirage of unprecedented scale with the new album release concert.
7. Irrational Encounter2025-11-1624mKyoya invites Nagi to the school festival while on a date. Then, we learn about June’s little brother.
8. Light and Darkness After the Festival2025-11-2324mKyoya, μ, and Soji compete for points at the festival. Moved by June's voice, Krios questions his actions.
9. I Want to See Your Gentle Smile Again2025-11-3024mThe Mirage has appeared in Saegusa Academy! But learning the identity of XENOS, June is consumed with hatred.
10. The Sixth SI-VIS2025-12-0724mRui begins to train Nagi, but Kyoya is upset to learn that Nagi is slated to be a new SI-VIS member.
11. A Diva and a Knight2025-12-1424mSI-VIS goes to vacation on an island owned by Seina. There, Kyoya discovers texts that reminds him of Yosuke.
12. The Last Remaining Despair2025-12-2124mThe Mirage appears in Kyoya's hometown, and Lukos' attack drives SI-VIS into a corner.
13. Dejection and Determination2026-01-0424mSI-VIS starts to train during Siren’s absence. Meanwhile, a mysterious figures watch over from afar.
14. Come Back to Life, My Friend2026-01-1124mSoji visits Kyoya in his hometown to bring him back. Meanwhile, Krios is fueled to avenge Lukos.
15. Because I Am SI-VIS2026-01-1824mThe Mirage suddenly appears in Tokyo. Without Kyoya and Soji, SI-VIS counterattacks with a guerrilla concert.
16. Welcome to Labyrinth2026-01-2524mKyoya tries to help Siren, and Nagi trains hard to step up. Then, a shocking secret is revealed in Harmonia.
17. Wishes and Songs Will Be Heard2026-02-0124mNagi and μ are trapped in a mysterious labyrinth. Separated SI-VIS members fight hard for each other.
18. Bring Despair to the Earth, and…2026-02-0824mThe most formidable enemy of all, Apollo, and SI-VIS commence the battle that will determine their fate.
19. Accelerating Collapse2026-02-1524mIn the chaos, SI-VIS tries to regroup. Meanwhile, a major change is happening within XENOS.
20. Future After Revenge2026-02-2224mSI-VIS prepares to leave the Earth to take Nagi back. Meanwhile, Nagi learns about the diva.
21. Strongest Because of Imperfection2026-03-0124mSamael challenges SI-VIS to a battle over Nagi and the multiple Mirages on the earth.
22. A Diva in the Cage2026-03-1524mApollo launches the final attack on the Earth using Nagi. Kyoya stands up to save her.
23. Triumphant Return of a Super Star2026-03-2224mSI-VIS faces Kokytos in the Mirage. With Siren back, the best performance in the history of SI-VIS begins!
24. Grand Finale of the Beginning2026-03-2924mThe live concert that determines the fate of Earth will proceed to its encore.
Cast
Top Billed Cast
Nobunaga Shimazaki
Sōji (voice)
Ayane Sakura
Siren (voice)
Soma Saito
JUNE (voice)
Akari Kito
μ (voice)
Manaka Iwami
Nagi (voice)
Availability
Where To Watch Legally
Crunchyroll
Crunchyroll Amazon ChannelStreaming availability data provided by JustWatch.
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FAQ
Frequently Asked Questions
Is SI-VIS: The Sound of Heroes available to watch online?
Yes - see the "Where to watch legally" section on this page for streaming, rental and purchase options.
How many seasons does SI-VIS: The Sound of Heroes have?
SI-VIS: The Sound of Heroes has 1 season and 24 episodes.
When did SI-VIS: The Sound of Heroes first air?
SI-VIS: The Sound of Heroes first aired in 2025.
Is SI-VIS: The Sound of Heroes still running?
SI-VIS: The Sound of Heroes's status on TMDB is: Ended.
What genre is SI-VIS: The Sound of Heroes?
SI-VIS: The Sound of Heroes is classified as Animation, Action & Adventure, Sci-Fi & Fantasy.