Do you need NSO for Splatoon 3 demo?

Do you need NSO for Splatoon 3 demo? This is primarily an online event and therefore requires a Nintendo Switch Online membership to play. However, those without an NSO membership can still download the demo and play online for free!

This is primarily an online event and therefore requires a Nintendo Switch Online membership to play. However, those without an NSO membership can still download the demo and play online for free!
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