Nintendo 3DS/Switch - maintenances planned for next week (December 10-13)

Services impacted
Nintendo 3DS: Parent/Guardian Confirmation (all online services)

Times
Europe: December 10th (5PM) to December 11th (9AM)
UK: December 10th (4PM) to December 11th (8AM)
North America (EST): December 10th (11AM) to December 11th (3AM)
North America (PST): December 10th (8AM) to December 11th (12AM)
Japan: December 11th (1AM to 5PM)

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Services impacted
Nintendo Switch: online play (unspecified games)
Nintendo 3DS: online play (unspecified games) [Japan-only]

Times
Europe: December 13th (1.50AM to 3.30AM)
UK: December 13th (12.50AM to 2.30AM)
North America (EST): December 12th (7.50PM to 9.30PM)
North America (PST): December 12th (4.50PM to 6.30PM)
Japan: December 13th (9.50AM to 11.30AM)

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Services impacted
Nintendo Switch: Splatoon 2 (online play)

Times
Europe: December 13th (2.50AM to 4.30AM)
UK: December 13th (1.50AM to 3.30AM)
North America (EST): December 12th (8.50PM to 10.30PM)
North America (PST): December 12th (5.50PM to 7.30PM)
Japan: December 13th (10.50AM to 12.30PM)