The six occasions in a year
Amounts by occasion and tenure
Mechanics — cash, envelope, timing
Mistakes that read as disrespectful
What expat families typically over-give
Common questions
In plain English:Six occasions per year, `¥ 2,500–8,700` total budget. Cash in physical red envelopes. New bills. Avoid 4s. Skipping any one occasion sends a signal you usually don't mean.