Biorhythm Compatibility Calculator

Calculates and draws the chart of a couple's biorhythm compatibility.

Biorhythm Compatibility
Your birth date
    1. ,
Partner's birth date
    1. ,
Target date
    1. ,

Biorhythm Compatibility
The smaller (close to 0) the amplitude is, the higher the compatibility of two persons is.
And the larger (close to ±1), the lower it is.
If the graph is close to +1, your compatibility with a partner is high.
And if close to -1, it is low.

Thank you for your questionnaire.
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To improve this 'Biorhythm Compatibility Calculator', please fill in questionnaire.
Male or Female ?
Male Female
Under 20 years old 20 years old level 30 years old level
40 years old level 50 years old level 60 years old level or over
Elementary school/ Junior high-school student
High-school/ University/ Grad student A homemaker An office worker / A public employee
Self-employed people An engineer A teacher / A researcher
A retired people Others
Very Useful A little Not at All
Purpose of use?
Comment/Request (Click here to report a bug).Bug report (Click here to report questionnaire.)
Calculation bug(Please enter information such as specific input values, calculation result, correct result, and reference materials (URL and documents).)
Text bug(Please enter information such as wrong and correct texts)
Your feedback and comments may be posted as customer voice.