An error occurs when I try to order Amazon Web Services Inter-Connectivity. Service Unavailable: Not in Ins Time

You might try to order out of the reception hours of this menu. Please try it again within the reception hours.

Service Descriptions - Amazon Web Services Inter-Connectivity - Important Things to Note when Ordering
The reception hours for this Service Menu is 9: 30 - 17: 30 Japan Time on Weekdays.