The most significant islands are Moneron, Rebun, Rishiri, Okushiri, Ōshima, Sado, Okinoshima, Ulleungdo, Askold, Russky and Putyatin.
Japan's main features are many islands and mountainous terrain.
Hokkaido, Honshu, Shikoku, and Kyushu
The four main islands in japan are Hokkaido, Honshu, Shikoku and Kyushu. Honshu is the biggest and is what is seen as Japan's mainland.
Honsu :)
Japanese
buddism
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The largest island in japan is called Honshu
Japans main geographical features include more mountains than plains. One of these is Mount Yari and Mount Fuji; the two main features/mountains in japan.
Honshu, which is Japans largest island, is the 7th largest island in the world.
steel and other metals ,electrons, and telecommunication equipment.