Maybe this means we'll get an official update about silksong hahha, only joking, we all know thats not until 2041
Great post OP thanks for sharing
You need a Switch Online Subscription in Japan to qualify for this
NSO is not tied to any region/country, if you have it you have it. Very easy to change your account country @ as long as you have no account credit, no active subscriptions, no existing pre-orders.
Can't change country/region (Nintendo eShop balance, automatic renewal or pre-order)
To be able to change your country/region setting, you will need to do one or more of the following: