The most daunting thing for most westerners who are about to visit Japan is learning Japanese. When you look at the Japanese language, it is quite scary with the difference in pronunciation, sentence structures and the fact that they use three different writing systems: kanji, hiragana and katakana.
One of the first things everyone notices when they visit Japan is how clean it is, then they notice how hard it is to find a rubbish bin! Then add the fact that Japan is known for having tons of vending machines everywhere you go. It begs the question why is it so hard to find rubbish bins in Japan?