DayNameJ
Purpose 
Returns a text string in Japanese that is the full name of the weekday for date.
Format 
DayNameJ(date)
Parameters 
date - any calendar date
Data type returned 
text
Originated in 
FileMaker Pro 6.0 or earlier
Examples 
DayNameJ(Date(4;4;2014)) returns Japanese text for the full name of the weekday occurring on April 4, 2015.
Important  To avoid errors when using dates, always use four-digit years. For more information about how FileMaker Pro handles two-digit dates, see Conversion of dates with two-digit years.
Related topics 
Functions reference (category list)
Functions reference (alphabetical list)
About formulas
About functions
Defining calculation fields
Using operators in formulas