Fukuoka Subway orders sky and mountain liveried trainsets
https://www.railwaygazette.com/vehicles/fukuoka-subway-orders-sky-and-mountain-liveried-trainsets/59491.article
One of the disappointing points about Nanakuma Line is that it's difficult for us to take pictures of the trains on Nanakuma Line, due to platform doors and underground environment.
So, even if there is a new trainset on the line, I can't enjoy taking pictures.