One day Trip to Mt. Koya (Koyasan)

What’s good about Mount Koya? When I tell people I’m going to Koyasan, first thing first they asked ‘WHY’? Mount Koya or Kōyasan or 高野山, one of the mountain located in Wakayama Prefecture, south of Osaka. Koyasan is one of UNESCO World Heritage Site, so does it sounds enticing now? Speaking of Japan, mostly you…