Where does “区点” come from?

区点 (Japanese) comes from Japanese 点, from Middle Chinese 點 — mark, spot; dot, mark.

区点 (Japanese): row and cell identifying a character in JIS...

Definitions

  1. row and cell identifying a character in JIS...

Ancestry of “区点”, step by step

区点 traces back through two separate lines of ancestry.

via Japanese 点

StepLanguageWordMeaning
1Japanese点spot, dot; score, grade, mark; point
2Middle Chinese點mark, spot; dot, mark

via Japanese 区

StepLanguageWordMeaning
1Japanese区ward, section, district
Every word from Middle Chinese 點 →Every word from Japanese 点 →