Hokkaido

from The American Heritage® Dictionary of the English Language, 5th Edition.

• An island of Japan north of Honshu. The second largest of the Japanese islands, Hokkaido was inhabited by the Ainu people before being settled by Japan in the medieval period (c. 1600).

from the GNU version of the Collaborative International Dictionary of English.

• proper noun The northernmost of the main islands of Japan. Together with the islands of Honshu, Kyushu and Shikoku it forms the bulk of the land area of Japan.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• proper noun The second largest island of Japan, capital Sapporo

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun the second largest of the four main islands of Japan; to the north of Honshu