10 of the world's 25 largest islands are in Asia:
1 Borneo %5BIndonesia, Malaysia + Brunei%5D (734,000 sq.km)
2 Sumatra %5BIndonesia%5D(434,000)
3 Honshu %5BJapan%5D (227,000)
4 Celebes %5BIndonesia%5D (179,000)
5 Java %5BIndonesia%5D (127,000)
6 Luzon %5BPhilippines%5D (105,000)
7 Mindanao %5BPhilippines%5D (95,000)
8 Hokkaido %5BJapan%5D (78,000)
9 Sakhalin %5BRussia%5D (76,000)
10 Sri Lanka (66,000)
http://www.worldislandinfo.com/REGIONV1.html
[Link updated on August 22, 2016 by shuehorn]