[School year 1977] Date of birth and age of 3rd year Ph.D. student

Calculate date of birth and age from grade

Date of birth and age of 3rd year Ph.D. student as of School year 1977(Showa 52).
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 1977" is from April 1, 1977 to March 31, 1978.

School year 1977(Showa 52) - 3rd year Ph.D. student

School year 1977
(Showa 52)
April 2, 1977 – April 1, 1978
Grade 3rd year Ph.D. student
Date of birth April 2, 1950 – April 1, 1951
Age 26 years old – 27 years old
If your birthday has not yet come after April 2nd : 26 years old
If your birthday is after April 2nd : 27 years old
Sexagenary cycle
Born in 1950 : 寅(Tora 寅(Tora))
Born in 1951 : 卯(U 卯(U))

Grade list

DateGrade Age
April 2, 1950 – April 1, 1951 Birth
April 2, 1951 – April 1, 1952 0 – 1
April 2, 1952 – April 1, 1953 1 – 2
April 2, 1953 – April 1, 1954 2 – 3
April 2, 1954 – April 1, 1955 1st year of kindergarten 3 – 4
April 2, 1955 – April 1, 1956 2nd year of kindergarten 4 – 5
April 2, 1956 – April 1, 1957 3rd year of kindergarten 5 – 6
April 2, 1957 – April 1, 1958 1st grade in elementary school 6 – 7
April 2, 1958 – April 1, 1959 2nd grade in elementary school 7 – 8
April 2, 1959 – April 1, 1960 3rd grade in elementary school 8 – 9
April 2, 1960 – April 1, 1961 4th grade in elementary school 9 – 10
April 2, 1961 – April 1, 1962 5th grade in elementary school 10 – 11
April 2, 1962 – April 1, 1963 6th grade in elementary school 11 – 12
April 2, 1963 – April 1, 1964 1st grade in junior high school 12 – 13
April 2, 1964 – April 1, 1965 2nd grade in junior high school 13 – 14
April 2, 1965 – April 1, 1966 3rd grade in junior high school 14 – 15
April 2, 1966 – April 1, 1967 1st grade in high school 15 – 16
April 2, 1967 – April 1, 1968 2nd grade in high school 16 – 17
April 2, 1968 – April 1, 1969 3rd grade in high school 17 – 18
April 2, 1969 – April 1, 1970 1st year university student 18 – 19
April 2, 1970 – April 1, 1971 2nd year university student 19 – 20
April 2, 1971 – April 1, 1972 3rd year university student 20 – 21
April 2, 1972 – April 1, 1973 4th year university student 21 – 22
April 2, 1973 – April 1, 1974 1st year master's student 22 – 23
April 2, 1974 – April 1, 1975 2nd year master's student 23 – 24
April 2, 1975 – April 1, 1976 1st year Ph.D. student 24 – 25
April 2, 1976 – April 1, 1977 2nd year Ph.D. student 25 – 26
April 2, 1977 – April 1, 1978 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.

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