What's rude in Japan?

Online Answer
Pointing at people or things is considered rude in Japan. Instead of using a finger to point at something, the Japanese use a hand to gently wave at what they would like to indicate. When referring to themselves, people will use their forefinger to touch their nose instead of pointing at themselves.
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The correct way to eat soup at formal gatherings dictates that you should never dip your bread into your soup. Proper soup etiquette for bread is to sip your soup from your spoon, place your spoon on your plate, and then use the same hand you use for your spoon to pick up your bread and take a bite.
Most people are disgusted by diners eating with their mouths open. Chewing is widely expected to be performed with the lips absolutely shut. ... In such settings it is rude to eat and not talk, unless the meal is a very intimate one where the rule is ignored or dropped.
You get a hit of those aromatics while avoiding a messy splatter. Once the noodles are gone (they usually go first), raise the bowl to your lips with both hands and polish it off. This is not impolite. This is how you finish a bowl of pho — like a child would finish a bowl of Apple Jacks.
If it's an actual bowl, then yes, it's rude. ... If it doesn't or isn't, it's a bowl. Traditionally, only bouillon, consommée and other broth-based soups will be served in cups, and if there are any solid garnishes larger than brunoise, you should pick them out with a spoon rather than gulping them down with the liquid..
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