Linked from
The 13 pages that link to Japanese archipelago, each with the reason it gives.
JapanNarrower topic: Japan’s territory occupies the central and southern parts of this island chain.
HokkaidoNarrower topic: Hokkaido is its northernmost main island, separated from Honshu by a strait.
HonshuNarrower topic: Honshu is the archipelago’s largest island and its central geographic anchor.
Izu IslandsNarrower topic: The Izu Islands are one regional group within Japan’s larger archipelago.
Itoigawa-Shizuoka Tectonic LineNarrower topic: The tectonic line lies within this active island arc.