In January 2027, Japan has 19 business days once weekends and 2 public holidays are excluded. Counting only weekends (ignoring public holidays) instead gives 21 weekdays.
Key facts
Business days (weekends + holidays excluded)
19
Weekdays only (weekends excluded, holidays counted as working days)
21
Public holidays this month
2
Public holidays this month
Date
Holiday
2027-01-01
New Year's Day
2027-01-11
Coming of Age Day
Calendar
Sun
Mon
Tue
Wed
Thu
Fri
Sat
1New Year's Day
2
3
4
5
6
7
8
9
10
11Coming of Age Day
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
Frequently asked questions
How many business days are in January 2027?
January 2027 has 19 business days in Japan, once weekends and public holidays are excluded.