[School year 2030] Date of birth and age of 1st year Ph.D. student

Calculate date of birth and age from grade

Date of birth and age of 1st year Ph.D. student as of School year 2030(Reiwa 12).
You can also check the age before and after the birthday, and the Sexagenary cycle.
In addition, you can easily check Grade list such as date of birth, grade, age, etc. for each year in the table.

School year starts on April 1st and ends on March 31st of the following year.
"School year 2030" is from April 1, 2030 to March 31, 2031.

School year 2030(Reiwa 12) - 1st year Ph.D. student

School year 2030
(Reiwa 12)
April 2, 2030 – April 1, 2031
Grade 1st year Ph.D. student
Date of birth April 2, 2005 – April 1, 2006
Age 24 years old – 25 years old
If your birthday has not yet come after April 2nd : 24 years old
If your birthday is after April 2nd : 25 years old
Sexagenary cycle
Born in 2005 : 酉(Tori 酉(Tori))
Born in 2006 : 戌(Inu 戌(Inu))

Grade list

DateGrade Age
April 2, 2005 – April 1, 2006 Birth
April 2, 2006 – April 1, 2007 0 – 1
April 2, 2007 – April 1, 2008 1 – 2
April 2, 2008 – April 1, 2009 2 – 3
April 2, 2009 – April 1, 2010 1st year of kindergarten 3 – 4
April 2, 2010 – April 1, 2011 2nd year of kindergarten 4 – 5
April 2, 2011 – April 1, 2012 3rd year of kindergarten 5 – 6
April 2, 2012 – April 1, 2013 1st grade in elementary school 6 – 7
April 2, 2013 – April 1, 2014 2nd grade in elementary school 7 – 8
April 2, 2014 – April 1, 2015 3rd grade in elementary school 8 – 9
April 2, 2015 – April 1, 2016 4th grade in elementary school 9 – 10
April 2, 2016 – April 1, 2017 5th grade in elementary school 10 – 11
April 2, 2017 – April 1, 2018 6th grade in elementary school 11 – 12
April 2, 2018 – April 1, 2019 1st grade in junior high school 12 – 13
April 2, 2019 – April 1, 2020 2nd grade in junior high school 13 – 14
April 2, 2020 – April 1, 2021 3rd grade in junior high school 14 – 15
April 2, 2021 – April 1, 2022 1st grade in high school 15 – 16
April 2, 2022 – April 1, 2023 2nd grade in high school 16 – 17
April 2, 2023 – April 1, 2024 3rd grade in high school 17 – 18
April 2, 2024 – April 1, 2025 1st year university student 18 – 19
April 2, 2025 – April 1, 2026 2nd year university student 19 – 20
April 2, 2026 – April 1, 2027 3rd year university student 20 – 21
April 2, 2027 – April 1, 2028 4th year university student 21 – 22
April 2, 2028 – April 1, 2029 1st year master's student 22 – 23
April 2, 2029 – April 1, 2030 2nd year master's student 23 – 24
April 2, 2030 – April 1, 2031 1st year Ph.D. student 24 – 25
April 2, 2031 – April 1, 2032 2nd year Ph.D. student 25 – 26
April 2, 2032 – April 1, 2033 3rd year Ph.D. student 26 – 27

*Primary school(6 years) / Junior high school(3 years) / High school(3 years) / Four-year university(4 years) / Master's course(2 years) / Doctoral course(3 years)

*Age does not take into account repeat grades or ronin.

Other years