It is not customary to pay tip in Japan. So, if you tip waitstaff in Japan, you risk being considered rude.
In Japan it’s common that after someone does not want to keep a manga volume anymore, they leave it somewhere, such as on a table or a bench for someone to pick it up.
There are more than 20 ways to apologize in Japanese. For example, “gomen”, “sumimasen”, “moushi-wake-gozaimasen”, “shitsurei-shimashita”, “o wabi-moushi-agemasu”, “yurushite-kudasai”.
Japan has more than 70 flavors of Fanta, including Genius Energy, Snow Squash, and Hip-Hop. There have been more than 300 different Kit Kat flavors in Japan, including soy sauce, “European cheese,” and wasabi.
Japan has more pets than children. The country has an estimated 22 million pets, but only 16.6 million children, under the age of 15.
In Japan, more paper is used to print manga than toilet paper. No doubt Japanese people love Manga!
Japan has a concept of Maid cafes, where the waitresses dressed in maid costumes, act as servants and treat customers as their masters.