He has a pet dog named Dadi. He named her after their debut song, Damdadi.
He is allergic to Kiwikiwis.
He has a series in Woollim named after him, Dongdong Game Center, where the company artists have played in different episodes. He also held live gameplays of Kartrider, Among Us, etc. in Naver’s Vlive with Goldenness as special episodes. He also said that if he didn’t become an idol, he’d pursue being a gamer.