Its source is a Japanese expression meaning "Home, Yew Tree, rock."
Kaya as a personal name is used in Zulu and means 'home'. In Turkish, it means 'stone.' Depending on the characters used in Japanese, Kaya can mean 'mosquito net,' 'restful place,' 'a six-stringed instrument' and 'Yew tree.' Kaya is also a Hopi Indian name which means 'wise child.'