TAKAHASHI, Okayama Prefecture--Bitchu Matsuyama Castle here is transformed into a dreamlike “castle in the sky” this season, as thick clouds appear to form natural walls around the fortress.

I’ve been in Japan for less than 24 hours and somehow, I’ve found myself in a ruby-red basement bar watching an 89-year-old magician make a 1000-yen note levitate. I pull an Aussie $5 note from my ...

Lab members at the Okayama University of Science started the daily cloud forecasts in October for the area around Bitchu Matsuyama Castle. Their numbers could help tourists plan trips when clouds ...