Largest municipalities by area

The 20 municipalities in Kochi Ken with the highest area, and the 20 with the lowest, out of 38 with a published figure.

	Municipality	Prefecture	Postal code	Area
1	Kōchi Prefecture	Kochi Ken	780-8536	7,103.9 km²
2	Ōita Prefecture	Kochi Ken	781-1514	6,340.7 km²
3	Nagaoka	Kochi Ken	789-0231	890.9 km²
4	Ōno-shi	Kochi Ken	781-1617	872.3 km²
5	Ōsaki-shi	Kochi Ken	781-1501	796.8 km²
6	Shimanto	Kochi Ken	787-0771	632.3 km²
7	Kami	Kochi Ken	782-0003	537.9 km²
8	Tamura	Kochi Ken	781-1522	458.3 km²
9	Saga	Kochi Ken	789-1795	355.1 km²
10	Niyodogawa	Kochi Ken	781-1500	333.0 km²
11	Aki	Kochi Ken	781-7303	317.3 km²
12	Hirono	Kochi Ken	787-0814	302.9 km²
13	Sukumo	Kochi Ken	788-0042	286.2 km²
14	Ōtsuki-shi	Kochi Ken	788-0300	280.3 km²
15	Tosashimizu	Kochi Ken	787-0326	266.3 km²
16	Muroto	Kochi Ken	781-7103	248.3 km²
17	Suzu	Kochi Ken	789-1708	247.2 km²
18	Takaoka	Kochi Ken	786-0027	209.6 km²
19	Shirahama	Kochi Ken	789-1725	201.0 km²
20	Kitagawa	Kochi Ken	781-1746	196.7 km²

Smallest municipalities by area

	Municipality	Prefecture	Postal code	Area
1	Nakamura-ku	Kochi Ken	781-1516	16.3 km²
2	Kita-ku	Kochi Ken	781-1754	16.9 km²
3	Nada-ku	Kochi Ken	789-1905	32.7 km²
4	Moriyama	Kochi Ken	781-1755	55.7 km²
5	Ohira	Kochi Ken	781-1601	60.3 km²
6	Kawaguchi	Kochi Ken	781-1502	62.0 km²
7	Kuki	Kochi Ken	781-1531	82.4 km²
8	Izumi	Kochi Ken	781-1914	85.0 km²
9	Mihara	Kochi Ken	787-0800	85.4 km²
10	Tosa	Kochi Ken	781-3336	91.5 km²
11	Naka	Kochi Ken	781-1763	97.8 km²
12	Sakura	Kochi Ken	781-1505	103.7 km²
13	Kōnan-ku	Kochi Ken	781-5452	107.9 km²
14	Ochi	Kochi Ken	781-2126	112.0 km²
15	Nankoku	Kochi Ken	783-0055	125.3 km²
16	Mori	Kochi Ken	781-1892	133.9 km²
17	Susaki	Kochi Ken	785-0043	135.4 km²
18	Kuroshio	Kochi Ken	789-1900	188.6 km²
19	Kitagawa	Kochi Ken	781-1746	196.7 km²
20	Shirahama	Kochi Ken	789-1725	201.0 km²

Largest municipalities by area — All of Japan

One row per municipalities. The figures are published by municipality, so every postal code inside one shares them; the postal code shown is one of that municipality's.