Nintendo will be holding an extended maintenance period for the eShop and digital services on the 9th of December.
The service, which includes access to the eShop, Wii Shop channel and more will be down between the 9th and 10th of December depending on player regions. It's uncertain what the changes would incorporate, but it's likely to do with the upcoming Nintendo 3DS update expected this month.
Timings, courtesy to NeoGAF, are as follows:
- Europe : 6PM to 5AM (Monday > Tuesday)
- UK : 5PM to 4AM (Monday > Tuesday)
- USA (East Coast) : 12PM to 11PM (Monday)
- USA (West Coast) : 9AM to 8PM (Monday)
- Japan : 2AM to 1PM (Monday > Tuesday)