Senjogahara in Oku-Nikko is a vast 400 ha. marshland.
It is a popular hiking spot in the daytime.
Every year from the end of May to the beginning of June, Malus toringo, a white cherry blossom-like flower blooms. In addition, cotton grass with its white fluffy head also blooms around June and is very beautiful. During the night, you can also enjoy very beautiful stars in the sky.
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• https://www.tobujapantrip.com/en/information/nikkoguide/en.html?page=46