Age and school-year estimates for those born in 1940

Man-nenrei, kazoedoshi, wareki, eto, and school years for people born in 1940, as of 30 August 2026. If you know the month and day, use the age calculator (this page assumes 2 April for a year-level lookup).

As-of date：30 August 2026(updated to today when you view the page)

Legal age (today)

86years

Legal age (31 Dec)

86years

Kazoedoshi

87years

Wareki (assumes 2 April)

昭和15年4月2日

Eto

庚辰（辰）

Elementary school

April 1947

Junior high

April 1953

High school

April 1956

High-school graduation

March 1959

Kanreki (approx. year)

1999

Facts on this page

・Legal age as of 30 August 2026 is 86

・Legal age on 31 December 2026 is 86

・Kazoedoshi is 87

・Wareki date of birth (assumes 2 April) is 昭和15年4月2日

・Eto is 庚辰 (辰)

・Elementary school starts April 1947

・Junior high starts April 1953

・High school starts April 1956

・High-school graduation is March 1959

・Kanreki (kazoedoshi) approx. year is 1999

・Yakudoshi (male, kazoedoshi 87): none

・Yakudoshi (female, kazoedoshi 87): none

Assumptions

For searches without a month and day, we assume a 2 April birthday.

The static as-of date (build time) is 30 August 2026. After load we update it to today.