Working Days & Hours Simulator

Specify start and end dates to calculate 'actual working days' excluding holidays. Set daily working hours to calculate total effort.

Start Date

End Date

Daily Working Hours

Exclude WeekendsExclude Holidays (Japan)

*Calculations and holiday detection are based on Japanese standards/calendar.

How to Use

STEP 1
Set the 'Start Date' and 'End Date' for the simulation
STEP 2
Enter average 'Working Hours' per day
STEP 3
Choose whether to exclude weekends or holidays
STEP 4
Total working days and hours will be displayed automatically

Tips for Productivity

1

We recommend adding 10-20% buffer to your estimates.

2

Consider meeting and travel time for more accurate scheduling.

3

Check for the latest holiday updates for long-term projects.

Feedback (Contact)

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