Note: Australia is generally considered to be a continental landmass, rather than an island. If however one does count Australia among the islands it, not Greenland, would be the largest in the world (unless one also considered Antarctica an island).
... inhabitants consist of some 2000 Gilyaks, 1300 Ainus, with 750 Orochons[?], 200 Tunguses[?] and Some Yakuts. The Gilyaks in the north support themselves by fishing and ...