The most exciting new trains coming in 2024
https://edition.cnn.com/travel/the-most-exciting-new-trains-coming-in-2024/index.html
In Japan, a kind of trains like nightjet is often discussed. But, due to competence with low cost airplane and night bus, it's impossible for railway companies to get passengers for night trains.
It would be better to impose environment preservation tax on bus or airplane to make it compatible.