- Kai Peterson
- Kai Pirinha
- Kai Pitkänen
- Kai Randy Michel
- Kai Rautenberg
- Kai Reiner
- Kai Robert
- Kai Robert Johansen
- Kai Robert & Mina Wu
- Kai Soderman
- Kai Sommerfeld
- Kai Sommerfled
- Kai Spai Singers
- Kai Stensgaard
- Kai Stensgaard Marimba
- Kai & Sven
- Kai Taschner
- Kai Thomas
- Kai Thomas
- Kai Tracid
- Kai-Uwe Jirka
- Kai-Uwe Kohlschmidt
- Kai Van Bjonik
- Kai Vs. Kered
- Kai Warner
- Kai Warner
- Kai Warner And His Orchestra
- Kai Weinkauf
- Kai Wessel
- Kai Winding
- Kai Winding Septet
- 甲斐よしひろ
- Kai Yue
- Kaia
- Kaia
- Kaia
- Kaia Fowler
- Kaia Huuse
- Kaia Huuse
- Kaia Machelak
- Kaia Urb
- Kaia Urb
- Kaia Van Zandt
- Kaia Wilson
- KaiAre
- Kai:Bee
- Kaiberg
- Kaiborg
- Kaic
- Kaic & Kaynan
- Kaicho Kamenov
- Kaid
- 甲斐田ゆき
- Kaideka
- Kaiden