The official YouTube channel for singer-songwriter 4s4ki (pronounced: A-Sa-Ki) is now streaming a music video for her latest digital single song "Enjya" ("Performer"), which is now featured as the opening theme for the summer 2025 TV anime New Saga . The song was created by 4s4ki's interpretation of the anime's story and the emotions of the characters, and then layered with herself as the "performer." The music video was directed by Katsuki Kuroyanagi, a visual director who is known for his works for music videos for numerous artists, TV commercials, and even movies. 4s4ki herself makes an appearance and creates a visual world based on the theme of “red jewels” and “isekai,” which are key elements in the anime storyline. 4s4ki "Enjya" Music Video New Saga Creditless Opening Video 4s4ki started her music activities at the age of 18, performing live on the street, etc. In April 2021, she made his major debut on SPEEDSTAR RECORDS, also providing songs for voice actors, voice actor units, and stage plays. As her first anime theme song work, "Enjya" released digitally on July 9. 4s4ki artist photo RELATED: New Saga TV Anime’s 2nd Trailer Previews Theme Songs, Reveals July 2 Premiere The TV anime adaptation of the New Saga fantasy light novel series created by Masayuki Abe (story) and Ryuta Fuse (illustrations) premiered in Japan on July 2, 2025. Crunchyroll is streaming the series to members worldwide excluding Chine, Japan, and Korea. Crunchyroll describes New Saga as such: After a brutal war, magic swordsman Kyle defeats the Demon King but is left dying. A crimson crystal sends him four years into the past to his once-destroyed hometown where he finds his lost loved ones alive. Armed with future knowledge, Kyle vows to prevent the coming tragedy and rewrite fate. Source : 4s4ki official YouTube channel
