1. Raw horse meat is a popular food in Japan.
2. Sometimes the trains are so crowded railway staff are employed to cram passengers inside.
3. For many Japanese couples Christmas is celebrated like Valentine’s Day in the western world.
4. Poorly written English can be found everywhere, including T-shirts and other fashion items.
5. More than 70% of Japan consists of mountains, including more than 200 volcanoes.
6. Mt. Fuji, the tallest mountain in Japan, is an active volcano.
7. Religion does not play a big role in the lives of most Japanese and many do not understand the difference between Shintoism and Buddhism.
8. A nice musk melon, similar to a cantaloupe, may sell for over $300US.
9. There are four different writing systems in Japan, romaji, katakana, hiragana, and kanji.
10. Coffee is very popular and Japan imports approximately 85% of Jamaica’s annual coffee production.
11. Japan’s literacy rate is almost 100%.
12. Sumo is Japan’s national sport, although baseball is also very popular.
13. Sumo wrestlers eat a stew called Chankonabe to fatten up. Many restaurants in the Ryogoku district of Tokyo serve this nabe (Japanese word for stew).
14. Many of the western style toilets in Japan have a built-in bidet system for spraying your backside.
15. When you use the restroom in some one’s home, you may need to put on special bathroom slippers so as not to contaminate the rest of the home.
16. Noodles, especially soba (buckwheat), are slurped loudly when eaten. It is often said slurping symbolizes the food is delicious, but the slurping also serves to cool down the hot noodles for eating.
17. Japan is the world’s largest consumer of Amazon rain forest timber.
18. Vending machines in Japan sell beer, hot and cold canned coffee, cigarettes, and other items.
19. When moving into an apartment it is often required to give the landlord a “gift” of money equal to two months’ rent.
20. There are around 1,500 earthquakes every year in Japan.
21. In Japan it is not uncommon to eat rice at every meal, including breakfast.
22. Average life expectancy in Japan is one of the highest in the world. Japanese people live an average of 4 years longer than Americans.
23. Japan is the largest automobile producer in the world.
24. The Japanese language has thousands of foreign loan words, known as gairaigo. These words are often truncated, e.g. personal computer = paso kon. The number of foreign loan words is steadily increasing.
25. Tsukiji market in Tokyo is the world’s largest fish market.
26. Although whaling is banned by the IWC, Japan still hunts whales under the premise of research. The harvested whale meat ends up in restaurants and supermarkets.
27. In the past men might shave their heads to apologize.
28. In the past women in Japan might cut their hair after breaking up with a boyfriend.
29. Tokyo has had 24 recorded instances of people either killed or receiving serious skull fractures while bowing to each other with the traditional Japanese greeting.
30. The first novel, The Tale of Genji, was written in 1007 by a Japanese noble woman, Murasaki Shikibu.
31. The term karaoke means “empty orchestra” in Japanese.
32. In a Sumo training “stable” the junior rikishi Sumo wrestlers must wash and bathe their senior sumo wrestlers and make sure their hard to reach places are clean.
33. Contrary to popular belief, whale meat is not a delicacy in Japan. Many Japanese dislike the taste and older Japanese are reminded of the post-World War II period when whale meat was one of the few economical sources of protein.
34. Rampant inbreeding of dogs has resulted in one of the highest rate of genetic defects in the world for canines.
35. Raised floors help indicate when to take off shoes or slippers. At the entrance to a home in Japan, the floor will usually be raised about 6 inches indicating you should take off your shoes and put on slippers. If the house has a tatami mat room its floor may be rasied 1-2 inches indicating you should to take off your slippers.
36. Ramen noodles are a popular food in Japan and it is widely believed extensive training is required to make a delicious soup broth. This is the subject of the movies Tampopo (1985) and The Ramen Girl (2008).
37. On average, it takes about 7-10 years of intensive training to become a fugu (blowfish) chef. This training may not be needed in the future as some fish farms in Japan are producing non-poisonous fugu.
38. Ovens are not nearly as commonplace as rice cookers in Japanese households.
39. Geisha means “person of the arts” and the first geisha were actually men.
40. It was customary in ancient Japan for women to blacken their teeth with dye as white teeth were considered ugly. This practice persisted until the late 1800’s.
41. In ancient Japan, small eyes, a round puffy face, and plump body were considered attractive features.
42. Some traditional Japanese companies conduct a morning exercise session for the workers to prepare them for the day’s work.
43. In Japan non-smoking areas are difficult to find in restaurants, including family restaurants. Many of Japan’s politicians have interest in the tobacco industry so anti-smoking laws are almost non-existent. If you are planning a trip to Japan you may want to think twice if you are sensitive to cigarette smoke.
(source : http://www.facts-about-japan.com/interesting.html)