| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Kagahara | city | Gunma | Japan | 36.09 | 138.83 | 1669 | 2731 |
| Kaise | city | Gunma | Japan | 36.56 | 138.64 | 1938 | 4255 |
| Kajiya | city | Gunma | Japan | 36.75 | 139.21 | 2624 | 1371 |
| Kamada | city | Gunma | Japan | 36.77 | 139.23 | 2509 | 1549 |
| Kamata | city | Gunma | Japan | 36.77 | 139.23 | 2509 | 1549 |
| Kameizumimachi | city | Gunma | Japan | 36.40 | 139.12 | 341 | 177763 |
| Kami-koizumi | city | Gunma | Japan | 36.26 | 139.43 | 91 | 132134 |
| Kami-kuya | city | Gunma | Japan | 36.66 | 139.10 | 1669 | 27796 |
| Kamifukushima | city | Gunma | Japan | 36.32 | 139.12 | 226 | 186970 |
| Kamihosoimachi | city | Gunma | Japan | 36.42 | 139.08 | 830 | 157680 |
| Kamikoizumi | city | Gunma | Japan | 36.26 | 139.43 | 91 | 132134 |
| Kamikurisu | city | Gunma | Japan | 36.27 | 139.07 | 265 | 139769 |
| Kamikuyamachi | city | Gunma | Japan | 36.66 | 139.10 | 1669 | 27796 |
| Kamimurodamachi | city | Gunma | Japan | 36.41 | 138.84 | 1669 | 9446 |
| Kaminoda | city | Gunma | Japan | 36.47 | 138.96 | 1669 | 69170 |
| Kamisawatari | city | Gunma | Japan | 36.63 | 138.76 | 1669 | 7853 |
| Kamisokoze | city | Gunma | Japan | 36.18 | 138.69 | 1968 | 2495 |
| Kamitange | city | Gunma | Japan | 36.64 | 138.75 | 2509 | 7747 |
| Kamiyuka | city | Gunma | Japan | 36.66 | 139.10 | 1669 | 27796 |
| Kanai | city | Gunma | Japan | 36.51 | 138.98 | 918 | 68412 |
| Kanai | city | Gunma | Japan | 36.31 | 139.29 | 180 | 99730 |
| Kanbara | city | Gunma | Japan | 36.52 | 138.55 | 3349 | 3814 |
| Kaneko | city | Gunma | Japan | 36.41 | 139.00 | 830 | 132159 |
| Kanekomachi | city | Gunma | Japan | 36.41 | 139.00 | 830 | 132159 |
| Kanobara | city | Gunma | Japan | 36.61 | 138.80 | 1669 | 7770 |
| Kanohara | city | Gunma | Japan | 36.61 | 138.80 | 1669 | 7770 |
| Karahori | city | Gunma | Japan | 36.55 | 138.78 | 1669 | 7285 |
| Karuisawa | city | Gunma | Japan | 36.35 | 138.63 | 3349 | 12868 |
| Karuizawa | city | Gunma | Japan | 36.35 | 138.63 | 3349 | 12868 |
| Karuizawa-machi | city | Gunma | Japan | 36.35 | 138.63 | 3349 | 12868 |
| Kasahara | city | Gunma | Japan | 36.71 | 138.89 | 1968 | 3996 |
| Kasakakecho-saishikada | city | Gunma | Japan | 36.40 | 139.26 | 830 | 102173 |
| Kasukawamachi-inasato | city | Gunma | Japan | 36.43 | 139.20 | 830 | 65456 |
| Kasukawamachi-onabuchi | city | Gunma | Japan | 36.41 | 139.21 | 830 | 94955 |
| Kawai | city | Gunma | Japan | 36.29 | 139.15 | 180 | 164563 |
| Kawawa | city | Gunma | Japan | 36.08 | 138.77 | 1669 | 1441 |
| Kayano | city | Gunma | Japan | 36.21 | 139.46 | 65 | 103030 |
| Kazawa | city | Gunma | Japan | 36.48 | 138.44 | 4189 | 3233 |
| Kenzakimachi | city | Gunma | Japan | 36.35 | 138.95 | 377 | 134303 |
| Kita-karuisawa | city | Gunma | Japan | 36.47 | 138.58 | 3618 | 4533 |
| Kita-karuizawa | city | Gunma | Japan | 36.47 | 138.58 | 3618 | 4533 |
| Kitakaruizawa | city | Gunma | Japan | 36.47 | 138.58 | 3618 | 4533 |
| Kitsunegaya | city | Gunma | Japan | 36.33 | 138.68 | 1968 | 9441 |
| Kizaki | city | Gunma | Japan | 36.28 | 139.31 | 131 | 106050 |
| Ko-hinata | city | Gunma | Japan | 36.76 | 138.97 | 1938 | 2613 |
| Kobinata | city | Gunma | Japan | 36.76 | 138.97 | 1938 | 2613 |
| Kochi | city | Gunma | Japan | 36.80 | 138.99 | 2509 | 1397 |
| Komaba | city | Gunma | Japan | 36.51 | 139.07 | 1669 | 33517 |
| Komagata | city | Gunma | Japan | 36.35 | 139.14 | 229 | 191079 |
| Komagatamachi | city | Gunma | Japan | 36.35 | 139.14 | 229 | 191079 |
| Komatsu | city | Gunma | Japan | 36.72 | 138.98 | 1669 | 10670 |
| Kosame | city | Gunma | Japan | 36.60 | 138.63 | 2509 | 4837 |
| Kowachi | city | Gunma | Japan | 36.73 | 138.96 | 1742 | 4911 |
| Kumakura | city | Gunma | Japan | 36.66 | 138.60 | 3605 | 4077 |
| Kumanokai | city | Gunma | Japan | 36.37 | 138.86 | 1240 | 32370 |
| Kunisada | city | Gunma | Japan | 36.37 | 139.25 | 328 | 105448 |
| Kunisada-Higashi-kunisada | city | Gunma | Japan | 36.37 | 139.25 | 328 | 105448 |
| Kunisadamachi | city | Gunma | Japan | 36.37 | 139.24 | 324 | 113840 |
| Kurabuchimachi-gonda | city | Gunma | Japan | 36.45 | 138.78 | 1669 | 4747 |
| Kurabuchimachi-iwakōri | city | Gunma | Japan | 36.43 | 138.78 | 1669 | 4630 |
| Kurabuchimachi-sannokura | city | Gunma | Japan | 36.42 | 138.80 | 1669 | 5068 |
| Kuragano | city | Gunma | Japan | 36.30 | 139.05 | 252 | 175201 |
| Kuraganomachi | city | Gunma | Japan | 36.30 | 139.05 | 252 | 175201 |
| Kuresawa | city | Gunma | Japan | 36.57 | 139.04 | 908 | 23986 |
| Kuridaira | city | Gunma | Japan | 36.45 | 138.61 | 3608 | 5251 |
| Kuriyama | city | Gunma | Japan | 36.19 | 138.79 | 1669 | 13373 |
| Kuroda | city | Gunma | Japan | 36.11 | 138.91 | 1669 | 4831 |
| Kurohonecho-kamitazawa | city | Gunma | Japan | 36.54 | 139.29 | 1669 | 3061 |
| Kurohonechō-yagihara | city | Gunma | Japan | 36.50 | 139.28 | 1204 | 24792 |
| Kuruwachō | city | Gunma | Japan | 36.38 | 139.06 | 328 | 193158 |
| Kuruwamachi | city | Gunma | Japan | 36.38 | 139.06 | 328 | 193158 |
| Kusacu | city | Gunma | Japan | 36.62 | 138.60 | 3608 | 6487 |
| Kusatsu | city | Gunma | Japan | 36.62 | 138.60 | 3608 | 6487 |
| Kusatsu-machi | city | Gunma | Japan | 36.62 | 138.60 | 3608 | 6487 |
| Kusatu | city | Gunma | Japan | 36.62 | 138.60 | 3608 | 6487 |
| Kuwahara | city | Gunma | Japan | 36.30 | 138.93 | 830 | 86490 |
| Kuwamoto | city | Gunma | Japan | 36.17 | 138.79 | 2549 | 2156 |
| Kyōmemachi | city | Gunma | Japan | 36.35 | 139.06 | 272 | 210676 |
| Kyōzuka | city | Gunma | Japan | 36.64 | 138.65 | 2910 | 2743 |
| Kōzu Bokujō | city | Gunma | Japan | 36.25 | 138.62 | 3349 | 3758 |