Submitted NameRevisions Save Type Surname Usage Japanese Pronounced Pron. A-MA-GA-I, A-ma-gy [key] Edit Status Status [show contributorshide contributors] Added 10/9/2017 by ShioTanbo1 Edited 2/12/2020 by Mike C Meaning & History This is a variation of Japanese surname AMAYA. Ama means "Heaven(ly)" and Gai means "Valley".