Tosa (土佐市)

Ciudad

Kochi (高知) — 2025 — Basado en el Registro Básico de Residentes

Población total

25,646

-329 (-1.27%)

Jóvenes (0–14)

10.9%

2,785

Edad laboral (15–64)

52.0%

13,344

Tasa de envejecimiento

37.1%

9,517

Tendencias de población (1995–2025)

* Los datos anteriores a 2012 incluyen solo residentes japoneses (los residentes extranjeros se añadieron al Registro en julio de 2012)

Categoría	Total	Masculino	Femenino
Total	25,646	12,481	13,165
Jóvenes (0–14)	2,785	1,435	1,350
Edad laboral (15–64)	13,344	6,989	6,355
Ancianos (65+)	9,517	4,057	5,460

Año	Población total	0–14	15–64	65+	Tasa de envejecimiento
2025	25,646	2,785	13,344	9,517	37.1%
2024	25,975	2,837	13,546	9,592	36.9%
2023	26,334	2,903	13,726	9,705	36.9%
2022	26,497	2,880	13,839	9,778	36.9%
2021	26,708	2,896	14,037	9,775	36.6%
2020	26,948	2,893	14,310	9,745	36.2%
2019	27,158	2,915	14,469	9,774	36.0%
2018	27,492	2,973	14,733	9,786	35.6%
2017	27,803	3,042	15,032	9,729	35.0%
2016	28,063	3,128	15,311	9,624	34.3%
2015	28,331	3,184	15,709	9,438	33.3%
2014	28,604	3,278	16,153	9,173	32.1%
2013	28,570	3,297	16,327	8,946	31.3%
2012	28,807	3,366	16,689	8,752	30.4%
2011	28,982	3,393	17,009	8,580	29.6%
2010	29,153	3,411	17,172	8,570	29.4%
2009	29,426	3,474	17,506	8,446	28.7%
2008	29,669	3,506	17,863	8,300	28.0%
2007	29,921	3,526	18,219	8,176	27.3%
2006	30,210	3,580	18,611	8,019	26.5%
2005	30,467	3,636	18,910	7,921	26.0%
2004	30,648	3,669	19,087	7,892	25.8%
2003	30,766	3,743	19,244	7,779	25.3%
2002	30,937	3,816	19,404	7,717	24.9%
2001	31,034	3,841	19,546	7,647	24.6%
2000	31,166	3,934	19,707	7,525	24.1%
1999	31,303	4,081	19,787	7,435	23.8%
1998	31,451	4,222	19,883	7,346	23.4%
1997	31,615	4,369	20,118	7,128	22.5%
1996	31,714	4,527	20,219	6,968	22.0%
1995	31,754	4,649	20,334	6,771	21.3%