Saphir Odoriko

https://www.jreast.co.jp/saphir/en/

Journey aboard the big blue jewel - https://www.japan-experience.com/plan-your-trip/travel-by-train/unique-trains/saphir-odoriko-train

• JR East's "Saphir Odoriko" train runs between Tokyo and the Izu Peninsula, an area rich in natural activities. The train is a symbol of Japanese luxury, offering travelers the utmost in modern comfort.
• The " Saphir Odoriko " train takes its name from the precious stone, the sapphire, in French to give an image of luxury, as everything has been studied to provide maximum comfort in a train with a very advanced design. That's why the great designer Ken Okuyama was called in, who has already worked on the Shinkansen Hokuriku and Akita, or the excellent Train Suite Shikishima.

Via: This train in Japan is next level - https://x.com/gunsnrosesgirl3/status/1969672083706675500