There are at least twelve artists with the name Kaya:
1) Kaya is a Japanese singer (ex-Schwarz Stein).
2) Kaya is a pop singer from Serbia
3) KAYA is an acapella/jazz/folk/blues/pop/soul group from Australia
4) Kaya is also a j-pop artist that recorded "形の無い街を目指して", or "Katachi no Nai Machi wo Mezashite", ending theme to the anime series "Comic Party"
5) Kaya, real name Joseph Reginald Topize, is a singer from Mauritius and the creator of Seggae Read more on Last.fm