The Hakusan Mikawa Springs are famous springs and well-waters found scattered across the estuary of the Tedori River, whose source is Mt. Hakusan. It is located in the lower part of the Tedori River Alluvial Fan and is designated as one of the 100 best waters of the Heisei Era (1989 to 2019) in Japan. The quantity of water that arises from the springs is 57.6 tons per day. It is popular with the local people and an important part of their lives.
The Mikawa Underground Springs include Odaiba no Mizu Spring, Ohama no Mizu Spring, Yasumaru Meisui Spring, Suiha no Mizu Spring, Kuretake Suiso Spring and the Hasuike no Mizu Spring.