Kusatsu(草津) is the most popular onsen(hot spring) resort area in Japan. It’s located in Gumma Pref. I went on a trip to onsen the other day.
Read MoreKusatsu(草津) is the most popular onsen(hot spring) resort area in Japan. It’s located in Gumma Pref. I went on a trip to onsen the other day.
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