[School year 1981] Date of birth and age of 2nd grade in high school

Calculate date of birth and age from grade

Date of birth and age of 2nd grade in high school as of School year 1981(Showa 56).
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 1981" is from April 1, 1981 to March 31, 1982.

School year 1981(Showa 56) - 2nd grade in high school

School year 1981
(Showa 56)
April 2, 1981 – April 1, 1982
Grade 2nd grade in high school
Date of birth April 2, 1964 – April 1, 1965
Age 16 years old – 17 years old
If your birthday has not yet come after April 2nd : 16 years old
If your birthday is after April 2nd : 17 years old
Sexagenary cycle
Born in 1964 : 辰(Tatsu 辰(Tatsu))
Born in 1965 : 巳(Mi 巳(Mi))

Grade list

DateGrade Age
April 2, 1964 – April 1, 1965 Birth
April 2, 1965 – April 1, 1966 0 – 1
April 2, 1966 – April 1, 1967 1 – 2
April 2, 1967 – April 1, 1968 2 – 3
April 2, 1968 – April 1, 1969 1st year of kindergarten 3 – 4
April 2, 1969 – April 1, 1970 2nd year of kindergarten 4 – 5
April 2, 1970 – April 1, 1971 3rd year of kindergarten 5 – 6
April 2, 1971 – April 1, 1972 1st grade in elementary school 6 – 7
April 2, 1972 – April 1, 1973 2nd grade in elementary school 7 – 8
April 2, 1973 – April 1, 1974 3rd grade in elementary school 8 – 9
April 2, 1974 – April 1, 1975 4th grade in elementary school 9 – 10
April 2, 1975 – April 1, 1976 5th grade in elementary school 10 – 11
April 2, 1976 – April 1, 1977 6th grade in elementary school 11 – 12
April 2, 1977 – April 1, 1978 1st grade in junior high school 12 – 13
April 2, 1978 – April 1, 1979 2nd grade in junior high school 13 – 14
April 2, 1979 – April 1, 1980 3rd grade in junior high school 14 – 15
April 2, 1980 – April 1, 1981 1st grade in high school 15 – 16
April 2, 1981 – April 1, 1982 2nd grade in high school 16 – 17
April 2, 1982 – April 1, 1983 3rd grade in high school 17 – 18
April 2, 1983 – April 1, 1984 1st year university student 18 – 19
April 2, 1984 – April 1, 1985 2nd year university student 19 – 20
April 2, 1985 – April 1, 1986 3rd year university student 20 – 21
April 2, 1986 – April 1, 1987 4th year university student 21 – 22
April 2, 1987 – April 1, 1988 1st year master's student 22 – 23
April 2, 1988 – April 1, 1989 2nd year master's student 23 – 24
April 2, 1989 – April 1, 1990 1st year Ph.D. student 24 – 25
April 2, 1990 – April 1, 1991 2nd year Ph.D. student 25 – 26
April 2, 1991 – April 1, 1992 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