Regions of Japan
- Matsuneshiri
- Matsumae Wan
- Matsumae-hantō
- Matsumae-chō
- Matsumae Chō
- Matsumae
- Matsukura Yama
- Matsukura-iwa
- Matsukura Gawa
- Mataochi
- Mataekuru-yama
- Masuura
- Masukawa Gawa
- Masukawa Dake
- Masukawa
- Masuichise-iwa
- Masuhoro Gawa
- Masugata Yama
- Masuga Dake
- Mashū Ko
- Mashikemura
- Mashike-kō
- Mashike Chō
- Mase Gawa
- Masari
- Masakari-yama
- Maruyama-misaki
- Maruyama
- Maru Yama
- Maru Yama
- Maru Yama
- Maru-yama
- Maru-yama
- Maru-yama
- Maru-yama
- Maru-yama
- Maru-yama
- Maru Yama
- Maru-yama
- Maru Yama
- Maru Yama
- Maru-yama
- Maruseppu-motomachi
- Manokami Yama
- Manji
- Makuwanchisappu
- Makubetsu-gawa
- Makubetsu
- Makomanaigoryō
- Makkari-gawa
- Makkari
- Makka-misaki
- Makka-misaki
- Makka-misaki
- Magumbetsu
- Magarifuchi
- Maesengen Dake
- Mae Dake
- Madoiwa-hana
- Mado-iwa
- Mabiro
- Mabechi-gawa
- Kyū-yūbari-gawa
- Kyūshirataki
- Shimoshirataki
- Kyūsen
- Kyū-ishikari-gawa
- Kyū-hamatombetsu
- Kyū-akan-gawa
- Kyōwa
- Kyōwa
- Tokorochō-kyōritsu
- Kyōgoku
- Kuzure-bana
- Kuzure
- Kuzure
- Kuzumaki
- Kuwabata-yama
- Kuttari
- Kuttara-ko
- Kutsugata
- Kutsugata Misaki
- Kutsugata Kō
- Kutonebetsu
- Kutcharo Ko
- Kutchan-tōge
- Kutchan-chō
- Kutchan
- Kusurishi-yama
- Kussharo Ko
- Kushu Ko
- Kushiro-shichō
- Kushiro Shi
- Kushiro Kō
- Kushiro Heiya
- Kushiro-gun
- Kushiro Gawa
- Kushiro Eki
- Kushiro
- Kushiro
- Kushiga Mine
- Midori
- Kurumi Yama
- Kuro Shima
- Kuro-saki
- Kuro-saki
- Kuromori-yama
- Kuroma-yama
- Kuromatsunai-dake
- Kuromatsunai
- Kurokawamachi
- Kuroiwa Yama
- Kuro Iwa
- Kuro-iwa
- Kuroiwa
- Kuroishi Shi
- Kuroishi-machi
- Kuroishi
- Kurohajiri Zaki
- Kuriyama
- Kuri-shō
- Kurauchi
- Kunohe-gun
- Kunnui-gawa
- Kunnui
- Kunneshiri-saki
- Kunneppu Chō
- Motomachi
- Kunitomi
- Kunebetsu
- Kumbetsu
- Kumbetsu
- Kuma-yama
- Minamiteshikaga
- Kumaushi-kisen
- Kumaushi
- Kumaoi-yama
- Kumano-san
- Kumanokashira Yama
- Kumaishi-chō
- Kumahara Gawa
- Kukido Seto
- Kukidōno-saki
- Kuji Wan
- Kuji-shi
- Kujira Hama
- Kujihira-dake
- Kuji-gawa
- Kuji
- Kugō
- Kubonai
- Kozawa
- Rubeshibechō-kōwa
- Ko-usu
- Kotsunagi Mori
- Futatsuimachi-kotsunagi
- Kotsunagi
- Ko-tsubo-gawa
- Kotooka-machi
- Kotoni
- Kotohira-saki
- Kotodokko Gawa
- Kotanuka
- Kotaniishi
- Kotan
- Kotanbetsu Gawa
- Kōshin
- Koshimizu Mura
- Koshimizu
- Ko Jima
- Koshikawa
- Kosaka
- Korekawa Mura
- Koppu-yama
- Ko-oipe-gawa
- Ko Numa
- Ko Numa
- Kōnomai
- Kongō-dake
- Kondō-yama
- Konakano-eki
- Komuke Ko
- Komukai
- Kizukuri-komozuchi
- Kominato-wan
- Hiranai
- Kombu-se
- Kombu-se
- Kombumori-saki
- Konbumori
- Konbumori
- Kobukariishi
- Kombu-dake
- Kombu
- Komayano Saki
- Komatsunōjō
- Komata Gawa
- Komahata
- Komagome Gawa
- Komagi