Simplify the following text for a Grade 5 native English-speaking person.
Original: Ainu ( Ainu : , Aynu itak ; Japanese : Ainu-go ; Cyrillic alphabet : ) is one of the Ainu languages , spoken by members of the Ainu ethnic group on the northern Japanese island of HokkaidÅ .
Simplified: Ainu is a language used in Hokkaido , Japan . Ainu means `` human being '' .