Sapporo is located on the island of Hokkaido.
The Russian island north of Hokkaido is Sakhalin. It is the largest Russian island.
hokkaido
Wakkanai is in the island of Hokkaido
Honshu: 227,962.59 km2 Hokkaido: 83,453.57 km2 Honshu is 2.71 times the size of Hokkaido
they are 3 of the 4 biggest island in japan:Honshu,Hokkaido,ShikokuKyushu,
Hokkaido is the second largest island of the State of Japan.
Sakhalin.
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Hokkaido
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three