amazed by train toilet

I'm now on the regular train to Iwaki, Fukushima on a day's leave to admire the autumn scenery. Halfway on the train ride an urgent thing happened-I need a toilet! Argh! I looked pleadingly around and finally decided to brave the train's toilet. Would it be as disgusting as those on long haul coaches? Surprisingly it was rather clean, other than a few drops of tap water on the floor due to a miniscule basin. Impressive! Ahhh now I can enjoy my train ridd...