Kochi高知県
Tosa 土佐町
Data last updated:
2020
(Census)
3,750
2030
(Projection)
3,121
▼ -16.8%
2040
(Projection)
2,617
▼ -30.2%
2050
(Projection)
2,161
▼ -42.4%
Other municipalities in Kochi (高知県)
Data Sources
- Portal Site of Official Statistics of Japan (e-Stat)（https://www.e-stat.go.jp/）
- National Institute of Population and Social Security Research (IPSS), Regional Population Projections (2023 ed.)
* This service uses the e-Stat API but its content is not guaranteed by the Japanese government.
About Tosa
Overview
Tosa (土佐町) is a municipality in Kochi, Japan, with a population of 3,750 as of 2020.
Population Projection
According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Tosa's population is expected to reach 3,121 by 2030 (-16.8%), 2,617 by 2040 (-30.2%), and 2,161 by 2050 (-42.4%). A significant population decline is projected over the next three decades.
Aging Outlook
The aging rate (percentage of residents aged 65 and over) is 48.0% as of 2020 and is projected to rise to 50.9% by 2050. More than half of residents will be seniors, placing the town in the "marginal municipality" category.
National Comparison
Tosa is experiencing one of the faster rates of population decline in Japan.