1
His nicknames are "Hyuka" and "Ningning."
2
His Father is Brazilian & German, and his mother is Korean.
3
Huening Kai likes penguins, otters, and unicorns.
4
Hueningkai can speak Mandarin, English, Portuguese, and Korean.
5
Huening Kai’s younger sister
Bahiyyih is a member of the K-pop girl group Kep1er.
6
He has 2 sisters (little & big sisters). His big sister
Lea is a former member of the girl group VIVA. She debuted as a soloist on November 11, 2022.
7
Huening Kai is the first foreigner to debut under BigHit Entertainment.
8
He can play the piano, drum, and guitar.
9
Hueningkai started Soobin's bread and sweets addiction said Soobin in TXT's one dream tv show in America saying one day when Soobin had gotten home from school Huening Kai came back to the dorm with a bunch of bread and sweets.
10
His father (Nabil David Huening) is a singer, songwriter, musician and performer.