Tetsudou Nippon! Rosen Tabi EX: Seiryuu Unten Nagaragawa Tetsudou-hen, which loosely translates to "Railway Japan! Route Trip EX: Clean Driving, Nagaragawa Railway Edition" is a train driving simulation game developed and published by Sonic Powered for the Nintendo Switch exclusively in Japan on August 24, 2023.
The 12th installment in the Tetsudou Nippon! series, Rosen Tabi EX celebrates the series' 10th anniversary by remaking the first installment, set throughout the Nagaragawa Railway line in the Japanese Gifu Prefecture. Along with multiple routes on the the Nagara 300 series diesel train, the game includes a bonus route using the two-car sightseeing train "Nagara".