Ishizaki Huwie and Aぇ! group's Masaya Sano's "FNS Oni-Renchan Kayosai" Collaboration Sparks Excitement and Promises Future Projects

A special collaboration between singer-songwriter Ishizaki Huwie and Aぇ! group's Masaya Sano on the "FNS Oni-Renchan Kayosai" program, broadcast on October 5, 2025, has generated a massive buzz on social media. Their passionate and moving performance of Masaki Suda's hit song "Sayonara Elegy" captivated viewers' hearts.

Masaya Sano has long publicly declared Ishizaki Huwie as "my beloved, admired Huwie-san," making this co-performance a dream come true for him. Fans flooded social media with messages of joy, such as "They looked so happy and joyful!💖," "So adorable and innocent, like a puppy!😭," and "So glad you got to collaborate with your favorite Huwie-san!😭," celebrating the moment his dream became a reality.

Ishizaki Huwie himself commented on his social media, saying, "I was so happy to perform a passionate 'Sayonara Elegy' with Sano-kun..." Their harmonious voices received rave reviews: "A moving collaboration, a heart-stirring moment!✨," "Their voices resonate deep," and "Absolutelyかっこよかった (cool)." Masaya Sano's vocals, in particular, were highly praised for their detail: "The 'Boku ga' (My) part was truly excellent (full of power, but perfectly in pitch and clearly articulated)." Ishizaki Huwie's voice was also admired, with comments like "His harmony, gently accompanying, shone brightly; it was, to put it mildly, a timeless classic to be cherished forever."

After the performance, Ishizaki Huwie revealed that he "promised to write a song" with Masaya Sano, adding, "It's LOVE😍." This has further heightened anticipation for future collaborations. Many expressed wishes like "May their co-creation come true ꌩ ̫ ꌩ✩.*˚," marking the opening of a new door for the future music scene.

"Sayonara Elegy" is a memorable song for many, serving as a source of daily encouragement, as evidenced by comments like "It makes you want to do your best again tomorrow!✨." In the past, collaborations between Masaki Suda and Kento Yamazaki, as well as an acoustic version with Shota Yasuda on "Kan Jam," were also beloved. Now, the collaboration between Ishizaki Huwie and Masaya Sano has brought new charm to the song.

This passionate co-performance on "FNS Oni-Renchan Kayosai" deeply moved many music fans and has significantly raised expectations for their future musical endeavors, especially the promised song production.

The context

The "FNS Oni-Renchan Kayosai" (FNS Demon Challenge Music Festival) is a special music program, likely a spin-off or a special edition of Fuji TV's popular "Chidori no Oni-Renchan" show, where various singers challenge themselves to continuously hit target scores in karaoke-style challenges. The "Kayosai" format suggests a larger-scale music festival with special performances.

Ishizaki Huwie is a respected Japanese singer-songwriter known for his distinctive voice and emotional lyrics. He has written songs for many artists, including Masaki Suda, and has a strong following for his heartfelt performances.

Masaya Sano is a member of "Aぇ! group" (pronounced "A-eh-group"), a popular Japanese boy band under START ENTERTAINMENT. (formerly Johnny & Associates). The group debuted in May 2024 and has quickly gained a large fanbase. Sano is known for his vocal talent and engaging stage presence.

"Sayonara Elegy" is a major hit song by actor and singer Masaki Suda, released in 2018. It served as the theme song for the drama series "Todome no Kiss" (Kiss That Kills) and is widely recognized for its powerful melody and poignant lyrics, which Ishizaki Huwie co-wrote and composed. The song has been covered by numerous artists and remains a beloved track in Japan.