[School year 2005] Date of birth and age of 4th year university student

Calculate date of birth and age from grade

Date of birth and age of 4th year university student as of School year 2005(Heisei 17).
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 2005" is from April 1, 2005 to March 31, 2006.

School year 2005(Heisei 17) - 4th year university student

School year 2005
(Heisei 17)
April 2, 2005 – April 1, 2006
Grade 4th year university student
Date of birth April 2, 1983 – April 1, 1984
Age 21 years old – 22 years old
If your birthday has not yet come after April 2nd : 21 years old
If your birthday is after April 2nd : 22 years old
Sexagenary cycle
Born in 1983 : 亥(I 亥(I))
Born in 1984 : 子(Ne 子(Ne))

Grade list

DateGrade Age
April 2, 1983 – April 1, 1984 Birth
April 2, 1984 – April 1, 1985 0 – 1
April 2, 1985 – April 1, 1986 1 – 2
April 2, 1986 – April 1, 1987 2 – 3
April 2, 1987 – April 1, 1988 1st year of kindergarten 3 – 4
April 2, 1988 – April 1, 1989 2nd year of kindergarten 4 – 5
April 2, 1989 – April 1, 1990 3rd year of kindergarten 5 – 6
April 2, 1990 – April 1, 1991 1st grade in elementary school 6 – 7
April 2, 1991 – April 1, 1992 2nd grade in elementary school 7 – 8
April 2, 1992 – April 1, 1993 3rd grade in elementary school 8 – 9
April 2, 1993 – April 1, 1994 4th grade in elementary school 9 – 10
April 2, 1994 – April 1, 1995 5th grade in elementary school 10 – 11
April 2, 1995 – April 1, 1996 6th grade in elementary school 11 – 12
April 2, 1996 – April 1, 1997 1st grade in junior high school 12 – 13
April 2, 1997 – April 1, 1998 2nd grade in junior high school 13 – 14
April 2, 1998 – April 1, 1999 3rd grade in junior high school 14 – 15
April 2, 1999 – April 1, 2000 1st grade in high school 15 – 16
April 2, 2000 – April 1, 2001 2nd grade in high school 16 – 17
April 2, 2001 – April 1, 2002 3rd grade in high school 17 – 18
April 2, 2002 – April 1, 2003 1st year university student 18 – 19
April 2, 2003 – April 1, 2004 2nd year university student 19 – 20
April 2, 2004 – April 1, 2005 3rd year university student 20 – 21
April 2, 2005 – April 1, 2006 4th year university student 21 – 22
April 2, 2006 – April 1, 2007 1st year master's student 22 – 23
April 2, 2007 – April 1, 2008 2nd year master's student 23 – 24
April 2, 2008 – April 1, 2009 1st year Ph.D. student 24 – 25
April 2, 2009 – April 1, 2010 2nd year Ph.D. student 25 – 26
April 2, 2010 – April 1, 2011 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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