[School year 1972] Date of birth and age of 2nd year Ph.D. student

Calculate date of birth and age from grade

Date of birth and age of 2nd year Ph.D. student as of School year 1972(Showa 47).
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 1972" is from April 1, 1972 to March 31, 1973.

School year 1972(Showa 47) - 2nd year Ph.D. student

School year 1972
(Showa 47)
April 2, 1972 – April 1, 1973
Grade 2nd year Ph.D. student
Date of birth April 2, 1946 – April 1, 1947
Age 25 years old – 26 years old
If your birthday has not yet come after April 2nd : 25 years old
If your birthday is after April 2nd : 26 years old
Sexagenary cycle
Born in 1946 : 戌(Inu 戌(Inu))
Born in 1947 : 亥(I 亥(I))

Grade list

DateGrade Age
April 2, 1946 – April 1, 1947 Birth
April 2, 1947 – April 1, 1948 0 – 1
April 2, 1948 – April 1, 1949 1 – 2
April 2, 1949 – April 1, 1950 2 – 3
April 2, 1950 – April 1, 1951 1st year of kindergarten 3 – 4
April 2, 1951 – April 1, 1952 2nd year of kindergarten 4 – 5
April 2, 1952 – April 1, 1953 3rd year of kindergarten 5 – 6
April 2, 1953 – April 1, 1954 1st grade in elementary school 6 – 7
April 2, 1954 – April 1, 1955 2nd grade in elementary school 7 – 8
April 2, 1955 – April 1, 1956 3rd grade in elementary school 8 – 9
April 2, 1956 – April 1, 1957 4th grade in elementary school 9 – 10
April 2, 1957 – April 1, 1958 5th grade in elementary school 10 – 11
April 2, 1958 – April 1, 1959 6th grade in elementary school 11 – 12
April 2, 1959 – April 1, 1960 1st grade in junior high school 12 – 13
April 2, 1960 – April 1, 1961 2nd grade in junior high school 13 – 14
April 2, 1961 – April 1, 1962 3rd grade in junior high school 14 – 15
April 2, 1962 – April 1, 1963 1st grade in high school 15 – 16
April 2, 1963 – April 1, 1964 2nd grade in high school 16 – 17
April 2, 1964 – April 1, 1965 3rd grade in high school 17 – 18
April 2, 1965 – April 1, 1966 1st year university student 18 – 19
April 2, 1966 – April 1, 1967 2nd year university student 19 – 20
April 2, 1967 – April 1, 1968 3rd year university student 20 – 21
April 2, 1968 – April 1, 1969 4th year university student 21 – 22
April 2, 1969 – April 1, 1970 1st year master's student 22 – 23
April 2, 1970 – April 1, 1971 2nd year master's student 23 – 24
April 2, 1971 – April 1, 1972 1st year Ph.D. student 24 – 25
April 2, 1972 – April 1, 1973 2nd year Ph.D. student 25 – 26
April 2, 1973 – April 1, 1974 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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