Yoon Jae-chan윤재찬 Born November 30, 1999 · 26 years old8 series · 2 films Open in my diary TV series with Yoon Jae-chanSold Out on You2026 · Hwang Gi-hongThe Judge Returns2026The Winning Try2025 · Do Hyeong-sik레디 투 비트2024 · Do-hyeonLove Your Enemy2024 · Yoo Hong-jae (teen)Seoul Busters2024 · Nam Jeong-hyeonTwinkling Watermelon2023 · Kang Hyun-yulOh My, Oh My God!2023 · Bang Jeong-sik Films with Yoon Jae-chanPoster of The Boy's DiaryThe Boy's DiarySalmokji: Whispering Water2026 · Jang Seong-bin