TSUMAGOI, Gunma Prefecture—Thieves have done tremendous ... due in part to the global spike in copper prices. The Manza Onsen ski resort is known for its high quality, powdery snow and was ...

In 2022, the Kusatsu onsen in Gunma Prefecture toppled Hakone in annual rankings released by the Jalan Research Center, which specializes in tourism and leisure activities. Hakone had held the top ...