From your date of birth, search for elementary, junior high, high school and university entrance and graduation dates.

• Top page
• Calculate age from date of birth
• Calculate age today
• Age Chart
• AD/Japanese calendar conversion table
• The zodiac sign chart
• Sexagenary cycle chart
• Calculate days of the week
• Age list for a specific year
  • Age list for last year (2023)
  • Age list for this year (2024)
  • Age list for next year (2025)
• Calculate birth year from age
• Calculate the year of birth from the age of a certain year
• Calculate the year you graduated from school
• Calculate age from school graduation year
• Grade chart
• Calculate date of birth and age from grade
• Unlucky year chart
  • Unlucky years list for last year (2023)
  • Unlucky year list for this year (2024)
  • Unlucky year list for next year (2025)
• Longevity Celebration Chart
  • Longevity celebrations list for last year (2023)
  • Longevity celebrations list for this year (2024)
  • Longevity celebrations list for next year (2025)
• Calculation of memorial service (Memorial day・Death anniversary)
• Calculate anniversary
• How many days until anniversary?
• Wedding anniversary calculator
• Calculate the date of the child's celebration
  • Children's celebration list
• Calculate the age difference from the date of birth of two people
• Calculate age of parent and child
• How to calculate age

Age list as of 2024 PDF

AD/Japanese calendar conversion table PDF