, known professionally as Ni-Ki (, ), is a Japanese singer and dancer based in South Korea. He is a member of the boy band Enhypen under Belift Lab, formed through the reality survival show I-Land in 2020.
In 2014, Ni-Ki passed the commercial audition, and appeared in a commercial for Sony DVD players in the same year.
In 2016, Ni-ki appeared in a Tokyo Ska Paradise Orchestra concert and danced to "Paradise Has No Border" and was a dancer in Legend Tokyo Chapter 5, performing a "Michael Jackson Legend Tribute" choreographed by Travis Payne. He also appeared on a Nichii Sharyo commercial using the name "Riki Jackson".
In 2017, he appeared as a dancer at the 2017 Yumi Katsura Grand Collection. Later in the same year, he appeared as a child dancer in Shinee World 2017. On March 11, Ni-Ki appeared in the music video for Yuzu's "".
In 2019, Ni-Ki became a trainee under Belift in South Korea. He competed in the survival show I-Land in 2020, placing fourth and earning a spot in Enhypen. On November 30, 2020, he debuted as a member of Enhypen with the release of their first extended play (EP) .
In 2022, he appeared as a guest on &Team Gakuen.
On May 14, 2023, he served as a special MC of KCON Japan 2023 with Ryujin of Itzy.
On December 31, 2024, he performed "Guilty" with Shinee's Taemin at the 2024 MBC Gayo Daejejeon WANNABE.