Japan is mysterious and strange place for foreigners. Here are some examples of things that surprise foreigners. The first week’s list at: http://www.gospelrest.com/japan-surprises-foreigners/
- The Electronic Toll Collection (ETC) system on the highways
- There are hot springs just for your feet
- There are women-only cars on the trains
- It’s so safe you can go walking around in the middle of the night with no problem
- Japanese squat-style toilets
- The incredible variety of KitKat flavors
- There are still elevator girls who operate the elevator for you
- The packets of condiments that you can easily open with one hand
- Hotels where you sleep in a capsule
- The rooms at business hotels are tiny.
From http://www.japantoday.com/category/lifestyle/view/46-things-that-surprise-foreigners-in-japan