Where does “中京” come from?

中京 (Japanese) comes from Japanese 中, from Japanese 中今, from Japanese 今 — now; just now; soon.

Ancestry of “中京”, step by step

中京 traces back through two separate lines of ancestry.

via Japanese 中

StepLanguageWordMeaning
1Japanese中middle, medium; average; neither good nor poor;...
2Japanese中今the present, as a privileged moment in eternity
3Japanese今now; just now; soon

via Japanese 京

StepLanguageWordMeaning
1Japanese京capital; Short for 東京; Short for 京都
2Middle Chinese京capital
Every word from Japanese 今 →Every word from Japanese 中 →Every word from Japanese 中今 →