“Peeing is very easy,” he said as he demonstrated a handheld funnel astronauts use to suck urine away.
In other videos, he showed his followers how to properly drink tea and sleep in zero gravity." https://www.theguardian.com/science/2021/dec/20/peeing-is-very-easy-japanese-billionaire-returns-to-earth-after-documenting-life-on-iss
Coffee, tea and pee...
https://www.dw.com/en/japanese-billionaire-returns-to-earth-from-space-trip/a-60190441
https://www.businessinsider.com/japans-billionaire-space-tourist-gives-money-as-he-returns-2021-12
