Philosophy & Ko — Joseki are opening sequences that aim for balanced results — tools, not rules. Today we work at Professional level in the Opening.
Real‑world analogy: EU countries back suspension of funding for the Venice Biennale over Russian participation — source
Original term: 定石 (joseki)
About this tactic: Established corner sequences in the opening; useful patterns when understood — but beware rote play. (定石 joseki)
Weekly Course Notice: This lesson is part of a 7‑day course that repeats every week. Follow the hourly sequence from Monday to Sunday, then loop again next week to reinforce skills.
Read one move deeper this hour than you did last hour.