Nahari (奈半利町)

Town

Kochi (高知) — 2025 — Based on Basic Resident Register

Total Population

2,858

-64 (-2.19%)

Young (0–14)

7.7%

220

Working Age (15–64)

43.6%

1,247

Aging Rate

47.4%

1,355

Population Trends (1995–2025)

* Data before 2012 includes Japanese residents only (foreign residents were added to the Basic Resident Register in July 2012)

Category	Total	Male	Female
Total	2,858	1,333	1,525
Young (0–14)	220	115	105
Working Age (15–64)	1,247	648	599
Elderly (65+)	1,355	547	808

Year	Total Population	0–14	15–64	65+	Aging Rate
2025	2,858	220	1,247	1,355	47.4%
2024	2,922	244	1,299	1,354	46.3%
2023	3,003	259	1,350	1,378	45.9%
2022	3,055	270	1,370	1,400	45.8%
2021	3,119	260	1,445	1,400	44.9%
2020	3,137	269	1,467	1,387	44.2%
2019	3,228	288	1,546	1,382	42.8%
2018	3,271	305	1,584	1,371	41.9%
2017	3,359	319	1,660	1,370	40.8%
2016	3,386	315	1,685	1,377	40.7%
2015	3,459	323	1,741	1,387	40.1%
2014	3,510	337	1,817	1,347	38.4%
2013	3,539	341	1,833	1,352	38.2%
2012	3,583	345	1,913	1,325	37.0%
2011	3,653	354	1,974	1,325	36.3%
2010	3,698	364	1,984	1,350	36.5%
2009	3,750	363	2,023	1,364	36.4%
2008	3,804	366	2,093	1,345	35.4%
2007	3,877	380	2,150	1,347	34.7%
2006	3,924	398	2,186	1,340	34.1%
2005	3,992	414	2,236	1,342	33.6%
2004	4,022	422	2,270	1,330	33.1%
2003	4,070	431	2,302	1,337	32.9%
2002	4,113	445	2,332	1,336	32.5%
2001	4,137	446	2,391	1,300	31.4%
2000	4,190	465	2,435	1,290	30.8%
1999	4,267	484	2,491	1,292	30.3%
1998	4,299	507	2,519	1,273	29.6%
1997	4,314	525	2,563	1,226	28.4%
1996	4,391	552	2,611	1,228	28.0%
1995	4,458	585	2,676	1,197	26.9%