As of March 2024, the number of participants in individual-type defined contribution pension plans stood at around *** million people, which was about *** thousand more than the previous year. iDeCo is a tax-advantaged optional private pension plan for individuals. Assets in iDeCo plans reached a decade high in 2024.
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iDeCo Official Website. (December 16, 2024). Number of participants in individual-type defined contribution pension plans (iDeCo) in Japan from 2015 to 2024 (in 1,000s) [Graph]. In ÌÇÐÄÆÆ½â°æ. Retrieved July 29, 2026, from /statistics/1380785/japan-number-of-participants-in-ideco/
iDeCo Official Website. "Number of participants in individual-type defined contribution pension plans (iDeCo) in Japan from 2015 to 2024 (in 1,000s)." Chart. December 16, 2024. ÌÇÐÄÆÆ½â°æ. Accessed July 29, 2026. /statistics/1380785/japan-number-of-participants-in-ideco/
iDeCo Official Website. (2024). Number of participants in individual-type defined contribution pension plans (iDeCo) in Japan from 2015 to 2024 (in 1,000s). ÌÇÐÄÆÆ½â°æ. ÌÇÐÄÆÆ½â°æ Inc.. Accessed: July 29, 2026. /statistics/1380785/japan-number-of-participants-in-ideco/
iDeCo Official Website. "Number of Participants in Individual-type Defined Contribution Pension Plans (Ideco) in Japan from 2015 to 2024 (in 1,000s)." ÌÇÐÄÆÆ½â°æ, ÌÇÐÄÆÆ½â°æ Inc., 16 Dec 2024, /statistics/1380785/japan-number-of-participants-in-ideco/
iDeCo Official Website, Number of participants in individual-type defined contribution pension plans (iDeCo) in Japan from 2015 to 2024 (in 1,000s) ÌÇÐÄÆÆ½â°æ, /statistics/1380785/japan-number-of-participants-in-ideco/ (last visited July 29, 2026)
Number of participants in individual-type defined contribution pension plans (iDeCo) in Japan from 2015 to 2024 (in 1,000s) [Graph], iDeCo Official Website, December 16, 2024. [Online]. Available: /statistics/1380785/japan-number-of-participants-in-ideco/