Kim Jae-hyun
Kim Jae-hyun (김재현) is a South Korean actor and the drummer of band N.Flying, now leading Absolute Value of Romance. He is with FNC Entertainment.

Beyond the screen.
Kim Jae-hyun is a South Korean musician and actor, best known as the cheerful drummer of N.Flying. He leads Absolute Value of Romance (2026) as No Da-ju. He is with FNC Entertainment.
He is about 180 cm tall, weighs 68 kg, and his blood type is A.
Early life
He was born on 15 July 1994, in Seoul. His older sister is Kim Jae-kyung, a singer and actress from Rainbow.
Career and breakthrough
He debuted with N.Flying in 2013 in Japan and in 2015 in Korea. He appeared in 88 Street (2016) and All-Boys High (2019).
Popular roles
Fans enjoy his funny personality on variety shows. His film role in The Ghost Station (2023) showed he can handle fear too.
Recent work and why fans love him
In Absolute Value of Romance (2026), he plays No Da-ju in a school story about young love. Fans love his warm smile.
A career, chapter by chapter.
Selected drama roles
- Absolute Value of Romance — No Da-ju
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Stories to find them in.
Selected credits in the Oxfea collection.
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