Kusatsu, Gunma
Kusatsu, Gunma ni msumba mu charu cha Japan. Charu cha Japan ntcharu chakuzingilizgika na maji ku East Asia. Charu ichi chili kumpoto cha kumanjiliro gha dazi kwa Nyanja ya Pacific, ndipo kumanjiliro gha dazi kwake kuli Nyanja ya Japan.