| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
|---|
| Machibo | city | Chiba-ken | Japan | 35.4333333 | 140.3166667 | 29 | 140176 |
| Machiho | city | Chiba-ken | Japan | 35.4333333 | 140.3166667 | 29 | 140176 |
| Maebara | city | Chiba-ken | Japan | 35.1 | 140.1 | 13 | 92405 |
| Maebaramachi | city | Chiba-ken | Japan | 35.1 | 140.1 | 13 | 92405 |
| Maehara | city | Chiba-ken | Japan | 35.1 | 140.1 | 13 | 92405 |
| Maibara | city | Chiba-ken | Japan | 35.1 | 140.1 | 13 | 92405 |
| Makayabara | city | Chiba-ken | Japan | 35.4666667 | 140.1333333 | 65 | 139674 |
| Makuhari | city | Chiba-ken | Japan | 35.65 | 140.05 | 3 | 92373 |
| Makuwari | city | Chiba-ken | Japan | 35.65 | 140.05 | 3 | 92373 |
| Manzai | city | Chiba-ken | Japan | 35.7666667 | 140.65 | 16 | 139595 |
| Matsudo | city | Chiba-ken | Japan | 35.7833333 | 139.9 | 65 | 406641 |
| Matsuo | city | Chiba-ken | Japan | 35.6333333 | 140.4666667 | 29 | 137061 |
| Matsuyama | city | Chiba-ken | Japan | 35.3333333 | 139.85 | 22 | 77872 |
| Mera | city | Chiba-ken | Japan | 34.9166667 | 139.8166667 | 0 | 52275 |
| Minami-imaizumi | city | Chiba-ken | Japan | 35.4833333 | 140.4 | 16 | 108983 |
| Minato | city | Chiba-ken | Japan | 35.2180556 | 139.8875 | 45 | 116382 |
| Minato-machi | city | Chiba-ken | Japan | 35.2180556 | 139.8875 | 45 | 116382 |
| Miyagawa | city | Chiba-ken | Japan | 35.65 | 140.5 | 19 | 123000 |
| Miyakawa | city | Chiba-ken | Japan | 35.65 | 140.5 | 19 | 123000 |
| Miyamae | city | Chiba-ken | Japan | 35.4833333 | 140.4 | 16 | 108983 |
| Miyamai | city | Chiba-ken | Japan | 35.4833333 | 140.4 | 16 | 108983 |
| Mobara | city | Chiba-ken | Japan | 35.4166667 | 140.3 | 39 | 140176 |
| Mobaramachi | city | Chiba-ken | Japan | 35.4166667 | 140.3 | 39 | 140176 |
| Mohara | city | Chiba-ken | Japan | 35.4166667 | 140.3 | 39 | 140176 |
| Moriya | city | Chiba-ken | Japan | 35.1333333 | 140.2666667 | 0 | 91882 |
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