- Machida
- Maebaru-chūō
- Maebashi
- Magome
- Maizuru
- Makabe
- Maki
- Makubetsu
- Makurazaki
- Marugame
- Marumori
- Maruoka
- Masaki
- Mashiko
- Masuda
- Matsubara
- Matsubase
- Matsudo
- Matsue
- Matsumoto
- Matsusaka
- Matsushima
- Matsutō
- Matsuyama
- Menuma
- Mibu
- Mihara
- Miharu
- Miki
- Mikuni
- Minakuchichō-matoba
- Minamata
- Minamirinkan
- Minato
- Mino
- Minoh
- Minokamo
- Misawa
- Mishima
- Mitake
- Mito
- Mitsukaidō
- Mitsuke
- Miura
- Miyajima
- Miyako
- Miyakonojō
- Miyanoura
- Miyata
- Miyazaki
- Miyazu
- Miyoshi
- Miyoshi
- Mizunami
- Mizusawa
- Mobara
- Mombetsu
- Mooka
- Mori
- Moriguchi
- Morioka
- Moriya
- Moriyama
- Morohongō
- Motegi
- Motomachi
- Motomiya
- Muikamachi
- Mukō
- Murakami
- Muramatsu
- Muroran
- Muroto-misakicho
- Musashino
- Mutsu
