[2] The park includes the Yatsugatake Mountains and the surrounding lava plateaus: Tateshina plateau, Kirigamine, and Utsukushigahara.

[3] Mount Aka is the highest point in the park at 2,899 m (9,511 ft).

The volcanoes of the Yatsugatake mountains erupted from the middle of the Fossa Magna (ja) and spread skirts of lava south, east and west.

The extensive lava plateau of Kirigahara is popular for hiking.

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