About that........you might wanna take a look at this.
https://gbatemp.net/threads/received-my-new-japanese-3ds-ll.376840/
I've just asked Nippon to cancel. I'm just gonna order the Smash version from them for an extra 15 bucks. I'd rather play it safe, considering if it is 9.3 then I have a useless console I can't play.