Age and school-year estimates for those born in 2009

Man-nenrei, kazoedoshi, wareki, eto, and school years for people born in 2009, 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)

17years

Legal age (31 Dec)

17years

Kazoedoshi

18years

Wareki (assumes 2 April)

平成21年4月2日

Eto

己丑（丑）

Elementary school

April 2016

Junior high

April 2022

High school

April 2025

High-school graduation

March 2028

Kanreki (approx. year)

2068

Facts on this page

・Legal age as of 30 August 2026 is 17

・Legal age on 31 December 2026 is 17

・Kazoedoshi is 18

・Wareki date of birth (assumes 2 April) is 平成21年4月2日

・Eto is 己丑 (丑)

・Elementary school starts April 2016

・Junior high starts April 2022

・High school starts April 2025

・High-school graduation is March 2028

・Kanreki (kazoedoshi) approx. year is 2068

・Yakudoshi (male, kazoedoshi 18): none

・Yakudoshi (female, kazoedoshi 18): mae:19

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.