Linked from
The 7 pages that link to Izu Peninsula, each with the reason it gives.
WasabiBroader topic: Its spring-fed valleys became a major center of wasabi production.
Sagami BayRelated: Its eastern coast bounds the bay’s western side.
Miura PeninsulaRelated: It lies across Sagami Bay from the Miura Peninsula.
Izu IslandsRelated: The island chain begins offshore from this peninsula.
Suruga BayRelated: Its western coast forms the eastern side of Suruga Bay.