In case you've forgotten, the service will work basically like the Xbox Live or PlayStation Plus: You'll pay to play certain games online, get access to cloud saves, and basically anything else that requires connection.
After the maintenance is complete, Nintendo Switch Online memberships will be available for purchase. The family membership plan, which will allow the account holder to invite up to seven others to join the family group, has one tier priced at $34.99 for 12 months. Obviously, you'll need to update in order to the Nintendo Switch eShop as well as Nintendo Switch Online.
The Direct, which was rescheduled following the natural disaster that struck Hokkaido earlier this month, will include news on 3DS titles, Switch games and the long awaited Nintendo Switch Online service.