[School year 1990] Date of birth and age of 3rd grade in junior high school

Calculate date of birth and age from grade

Date of birth and age of 3rd grade in junior high school as of School year 1990(Heisei 2).
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 1990" is from April 1, 1990 to March 31, 1991.

School year 1990(Heisei 2) - 3rd grade in junior high school

School year 1990
(Heisei 2)
April 2, 1990 – April 1, 1991
Grade 3rd grade in junior high school
Date of birth April 2, 1975 – April 1, 1976
Age 14 years old – 15 years old
If your birthday has not yet come after April 2nd : 14 years old
If your birthday is after April 2nd : 15 years old
Sexagenary cycle
Born in 1975 : 卯(U 卯(U))
Born in 1976 : 辰(Tatsu 辰(Tatsu))

Grade list

DateGrade Age
April 2, 1975 – April 1, 1976 Birth
April 2, 1976 – April 1, 1977 0 – 1
April 2, 1977 – April 1, 1978 1 – 2
April 2, 1978 – April 1, 1979 2 – 3
April 2, 1979 – April 1, 1980 1st year of kindergarten 3 – 4
April 2, 1980 – April 1, 1981 2nd year of kindergarten 4 – 5
April 2, 1981 – April 1, 1982 3rd year of kindergarten 5 – 6
April 2, 1982 – April 1, 1983 1st grade in elementary school 6 – 7
April 2, 1983 – April 1, 1984 2nd grade in elementary school 7 – 8
April 2, 1984 – April 1, 1985 3rd grade in elementary school 8 – 9
April 2, 1985 – April 1, 1986 4th grade in elementary school 9 – 10
April 2, 1986 – April 1, 1987 5th grade in elementary school 10 – 11
April 2, 1987 – April 1, 1988 6th grade in elementary school 11 – 12
April 2, 1988 – April 1, 1989 1st grade in junior high school 12 – 13
April 2, 1989 – April 1, 1990 2nd grade in junior high school 13 – 14
April 2, 1990 – April 1, 1991 3rd grade in junior high school 14 – 15
April 2, 1991 – April 1, 1992 1st grade in high school 15 – 16
April 2, 1992 – April 1, 1993 2nd grade in high school 16 – 17
April 2, 1993 – April 1, 1994 3rd grade in high school 17 – 18
April 2, 1994 – April 1, 1995 1st year university student 18 – 19
April 2, 1995 – April 1, 1996 2nd year university student 19 – 20
April 2, 1996 – April 1, 1997 3rd year university student 20 – 21
April 2, 1997 – April 1, 1998 4th year university student 21 – 22
April 2, 1998 – April 1, 1999 1st year master's student 22 – 23
April 2, 1999 – April 1, 2000 2nd year master's student 23 – 24
April 2, 2000 – April 1, 2001 1st year Ph.D. student 24 – 25
April 2, 2001 – April 1, 2002 2nd year Ph.D. student 25 – 26
April 2, 2002 – April 1, 2003 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