- Front page
- Site Map
Site Map
Time Calculator
Date Calculator
Calendar Calculator
- Christian era and japanese calendar conversion table
- Age Chart
- Admission and graduation year calculator
- Zodiac Calculator
- Old calendar conversion table
- Calculate the 72 divisions of the solar year
- Calculate the 24 divisions of the solar year
- Calculate the age of the moon
- Calculate the 28 mansions of Chinese astronomy
- Calculate the 12 words used to mark the old calendar
Health Calculator
- Calculation of basal metabolic rate (BMR)
- Calculate basal metabolic rate (from weight and body fat percentage)
- Calculation of total daily energy expenditure (TDEE)
- Calculate BMI
- BMI and height
- Calculation of infant obesity (Kaup index)
- Calculation of the degree of obesity (Laurell index) of children and students
- Calculation of beauty weight and Cinderella weight
- Calculation of weeks of pregnancy (from the first day of the last menstrual period)
- Calculation of weeks of pregnancy (from due date)
- Due date calculator
- Body Surface Area (BSA) Calculator
- Estimated Vital Capacity Calculator
Biorhythm Calculator
Convert character
- URL Encode
- URL Decode
- Convert the character into the character entity reference
- Convert the character entity reference into the character.
- Convert character to numeric character reference
- Convert numeric character reference to character
- Count the number of characters
- Convert full-width <--> half-width
- Converte to Hiragana <--> Katakana
- Convert uppercase <--> lowercase
- Convert space
- Convert new line
Unit Converter
Average Calculator
Map Calculator
Random Number Calculator
Probability Calculator
Area Calculator
- Area of triangle
- Area of quadrilateral
- Area of a circle and fan shape
Volume Calculator
- Cube
- Rectangular parallelepiped
- Regular tetrahedron
- Regular quadrangular pyramid
- Cylinder・Cone
- Sphere
Triangle Calculator
- Equilateral triangle
- Right triangle
- Trigonometric function
Calculate divisor and multiple
Ratio Calculator
Calculate progression
Base Converter
- Information