Aichi-Kōgen Quasi-National Park (愛知高原国定公園, Aichi-Kōgen Kokutei Kōen) is a 21,705-hectare (53,630-acre) quasi-national park in the Tōkai region of Honshū in Japan.

It is rated a protected landscape (category III) according to the IUCN.

It also includes a portion of the Tōkai Nature Trail.

The area was designated a quasi-national park on December 28, 1970.

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