Where this was said
Japanese Chopstick Etiquette: The Funeral Connection
At 35:58 · chapter starts 30:15
Chuck opens this segment with a striking observation: chopsticks have historically played a role in Japanese Buddhist burial and funeral rites, which explains why so many dining taboos feel disproportionately grave. [1] — Chuck Bryant "Most of Japan's chopstick taboos trace back to Buddhist funeral rites. Sticking chopsticks upright in rice mimics a funerary rice offering;…" 30:07 Sticking chopsticks upright in a bowl of rice recreates the funerary image of a rice offering for the deceased's spirit, sometimes combined with incense in a sand bowl — both deeply death-coded images. Crossing chopsticks on your plate carries similar mortuary resonance. Passing food from chopstick to chopstick is how cremated bones are transferred during funeral ceremonies — making it one of the most socially alarming things you can do at a Japanese dinner table. The hosts also catalog more prosaic taboos: don't point with chopsticks, don't stick them in your mouth while your hands are busy, don't use two mismatched sticks, and don't treat them as toys. Many of these transgressions have their own dedicated Japanese words — a linguistic sign of just how aggressively this etiquette is policed.
Rubbing disposable chopsticks together to remove splinters is a near-universal habit — and in Japan, it's considered an insult to the restaurant, implying the chopsticks are so cheap they need smoothing. Even Josh does it. Even knowing this, he'll probably keep doing it.