March 16, 1999 (26 years old)
Osaka, Japan
Known for Acting
Mizuguchi Yuto, better known by his stage name U, is the vocalist and dancer of the boy group ONF. He was a JYP Entertainment trainee. He participated in MIXNINE and came in 23rd place, hence eliminated.
![2026 ONF CONCERT [THE MAP: BEYOND THE HORIZON]](/_next/image?url=https%3A%2F%2Fimage.tmdb.org%2Ft%2Fp%2Fw342%2FvQmZPhEa8KrUCwrqRqMpl9pube9.jpg&w=3840&q=75&dpl=dpl_XiF9UD3p1kaqDbojHgS8gXnCZQWi)
![2025 ONF CONCERT [THE MAP:STRANGER’S PATH]](/_next/image?url=https%3A%2F%2Fimage.tmdb.org%2Ft%2Fp%2Fw342%2FpvF5lXWpkD3HuDDJSXeXtKXlZD1.jpg&w=3840&q=75&dpl=dpl_XiF9UD3p1kaqDbojHgS8gXnCZQWi)
![온앤오프(ONF) CONCERT [SPOTLIGHT:THE HIDDEN SHADOW] NIGHT 2](/_next/image?url=https%3A%2F%2Fimage.tmdb.org%2Ft%2Fp%2Fw342%2Fwhume1STRxwi0EVBYU8ZMk669nG.jpg&w=3840&q=75&dpl=dpl_XiF9UD3p1kaqDbojHgS8gXnCZQWi)
![온앤오프(ONF) CONCERT [SPOTLIGHT:THE HIDDEN SHADOW] NIGHT 1](/_next/image?url=https%3A%2F%2Fimage.tmdb.org%2Ft%2Fp%2Fw342%2FzyN3yVwFR1NoZGgxd77aZ4etce7.jpg&w=3840&q=75&dpl=dpl_XiF9UD3p1kaqDbojHgS8gXnCZQWi)
![온앤오프(ONF) CONCERT [SPOTLIGHT] IN SEOUL NIGHT 2](/_next/image?url=https%3A%2F%2Fimage.tmdb.org%2Ft%2Fp%2Fw342%2F6DhiTgCYAg09SDRLGCktfByp6xD.jpg&w=3840&q=75&dpl=dpl_XiF9UD3p1kaqDbojHgS8gXnCZQWi)
![ONF [FOCUS ON AND OFF]](/_next/image?url=https%3A%2F%2Fimage.tmdb.org%2Ft%2Fp%2Fw342%2FAu7UBGXv8opgUV1V7lUzl4Bu2i2.jpg&w=3840&q=75&dpl=dpl_XiF9UD3p1kaqDbojHgS8gXnCZQWi)
![ONF 2021 LIVE CONTACT :: CODE #1. [REVERSE]](/_next/image?url=https%3A%2F%2Fimage.tmdb.org%2Ft%2Fp%2Fw342%2F4wjPi5x2igYJI9jrbE5QcJhSW8X.jpg&w=3840&q=75&dpl=dpl_XiF9UD3p1kaqDbojHgS8gXnCZQWi)
