Midagahara (弥陀ヶ原, Midaga-hara) is a wetlands located near Tateyama in Toyama Prefecture, in Japan. the remaining 80,000 ha of wetlands have been designated a Ramsar Site in 2012.

Midagahara is a one of many highlights of Tateyama Kurobe Alpine Route.

Midagahara is 2 km of Horizontal length and 4 km of vertical length.

Midagahara is a lava plateau formed by Tateyama volcano.

There are Dactylorhiza aristata, Paris japonica, Lysichiton camtschatcensis, Daylily.

There are some Hotels.

• 
  TATEYAMA SOU of National youth hostels
• 
  Midagahara Hotel
• 
  Midagahara bus stop

There are Midagahara bus stops between Bijodaira Station and Murodō Station on Tateyama Kurobe Alpine Route.

Private cars aren't allowed to pass in Midagahara to protect the environment.

• List of volcanoes in Japan
• List of lakes in Japan

• Tateyama kurobe Geopark

• Mount Tate
• Chūbu-Sangaku National Park
• Tateyama Kurobe Alpine Route

36°34′00″N 137°32′00″E / 36.5666°N 137.5333°E / 36.5666; 137.5333