What would you do tonight if this hangout could never happen again?

Ichi-go ichi-e (一期一会) means “one time, one meeting”: this gathering will never happen again, so give it your whole attention.

The idea starts in tea. Sources trace it to Sen no Rikyū’s teaching in the 16th century, recorded by his disciple Yamanoue Sōji, who advised treating the host as though the meeting could happen only once in a lifetime. The wording then was ichigo ni ichido. The four-character phrase is usually credited to Ii Naosuke, a shogunate minister, whose Chanoyu Ichie-shū was completed around 1857 or 1858 (sources differ). Who first said what is partly unsettled, so I would not swear to Rikyū’s exact words.

The point survives the doubt. The same friends, the same couch and the same takeout menu still make a different evening each time. Nobody will be this tired, this funny, or this far into the same job again.

You do not need a tea room. You need one rule, decided before anyone arrives: phones go face-down in a bowl, or everyone names one thing they have not said out loud lately. The rule is there so you notice the night is the only one of its kind. A standing weekly plan keeps friends in your life, and a quiet hygge evening lowers the effort. This rule adds attention to either. If talking feels stiff, try sitting side by side and doing something together.

Friends who see you at your least polished are the ones worth that attention, even at 6am. That is the idea behind DontSnooze: you record a short video when the alarm goes off, and a skipped one sends a random camera-roll photo to your friends.

In Ii Naosuke’s account, the host sits alone afterward and reflects. One line in a notes app will do.