Nintendo combined their most successful and popular market with their least popular and found success. That's not something everybody can replicate, especially in the face of changing preferences, and with mobile (on the move and not at home) becoming their preferred way to play games in Japan.
I don't know why you're tagging that idiot. Do you need a cheerleader that bad?
That what makes Nintendo the GOAT. Bounced back heavy from the Wii U era and made The Switch the only console in Japan worth a damn.