Age and school-year estimates for those born in 1920

Man-nenrei, kazoedoshi, wareki, eto, and school years for people born in 1920, 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)

106years

Legal age (31 Dec)

106years

Kazoedoshi

107years

Wareki (assumes 2 April)

大正9年4月2日

Eto

庚申（申）

Elementary school

April 1927

Junior high

April 1933

High school

April 1936

High-school graduation

March 1939

Kanreki (approx. year)

1979

Facts on this page

・Legal age as of 30 August 2026 is 106

・Legal age on 31 December 2026 is 106

・Kazoedoshi is 107

・Wareki date of birth (assumes 2 April) is 大正9年4月2日

・Eto is 庚申 (申)

・Elementary school starts April 1927

・Junior high starts April 1933

・High school starts April 1936

・High-school graduation is March 1939

・Kanreki (kazoedoshi) approx. year is 1979

・Yakudoshi (male, kazoedoshi 107): none

・Yakudoshi (female, kazoedoshi 107): 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.