A railway journey rich with nostalgia and discovery. As ever-changing scenery unfolds outside the window, the destination is a carefully chosen hidden hot spring or renowned onsen. This program travels across Japan by train, introducing soothing hot spring getaways while exploring the history and culture of regional railways along the way. From tranquil onsen towns to evocative views captured from train windows and running sequences, the program offers a gentle blend of rail travel and relaxation.