Where does “はと座” come from?

はと座 (Japanese) comes from Japanese 座, from Middle Chinese 座.

はと座 (Japanese): Columba

Definitions

  1. Columba

Ancestry of “はと座”, step by step

はと座 traces back through two separate lines of ancestry.

via Japanese 座

StepLanguageWordMeaning
1Japanese座names of constellations; names of theaters
2Middle Chinese座—

via Japanese 鳩

StepLanguageWordMeaning
1Japanese鳩pigeon, dove
2Middle Chineseきゆう—
Every word from Middle Chinese 座 →Every word from Japanese 座 →