Yeah, a bit weird that they won't bring it to Switch at least. Surely, developing the game for Switch as well can't cost that much extra.
On a positive note, a new console game in the universe has been announced.
Far off, but at least on the way.
Also, Octopath Traveler has sold 1.5 million units worldwide.
https://www.siliconera.com/2019/03/08/octopath-travelers-official-twitter-account-mentions-a-new-console-game/