*He used to practice taekwondo. <br />
*Leedo said in some ways, he's very mature and in some he's like a kid. <br />
*He can't swim. Keonhee said hwanwoong would get scared when his feet didn't touch the ground.
*He has created a lot of ONEUS' choreography (e.g. the dance break of LIT, the sunset dance of Twilight, etc). <br />
*He wanted to be a professional choreographer. <br />