Oyamadairi Park

小山内裏公園

Oyamadairi Park is located in the Tama Hills area of Tokyo, spanning parts of Machida and Hachioji cities. Situated along a main ridge line, the park preserves well-preserved valley topography with abundant spring water. The majority of the grounds are covered by broadleaf forests characteristic of the region, alongside wet grasslands. These areas maintain diverse vegetation where various plants and animals inhabit the landscape.