One that I'm most interested in is Shikishima.
[URL unfurl="true"]https://www.jreast.co.jp/shiki-shima/en/[/URL]
Even visited their showroom in Tokyo once!
[URL unfurl="true"]https://www.australianfrequentflyer.com.au/community/threads/back-to-a-sans-virus-world-of-travels-autumn-colours-2017.99065/post-2099373[/URL]
But alas, even with that price tag, demand is way over supply....
you only get to go if you are lucky!