As baby names go, this one has it all. A Japanese name, it means “strong and healthy” (positive meaning? Check). It has a K and a Z in it (trendy letters? Check). And Kimora Lee Simmons and Kevin Hart have both used it for their sons (celebrity associations? Check).
Ken, Kenz, Kenny, Kenzi.
Famous people named Kenzo:
Novelist Kenzo Kitakata; painter Kenzo Okada; gymnast Kenzo Shirai; one-named fashion designer Kenzo; architect Kenzo Takada.
When written in Japanese, this name can have several different meanings depending on which characters are used. But all the meanings are good.