Where does “一姫二太郎” come from?

一姫二太郎 (Japanese) comes from Japanese 姫, from Japanese ひめ, from Japanese 日, from Old Japanese 日, from Proto-Japonic *pi — day, sun.

一姫二太郎 (Japanese): it'd be auspicious to have a daughter first, then a son

Definitions

  1. it'd be auspicious to have a daughter first, then a son

Ancestry of “一姫二太郎”, step by step

一姫二太郎 traces back through 3 separate lines of ancestry.

via Japanese 姫

StepLanguageWordMeaning
1Japanese姫the daughter of a high-ranking person; a woman;...
2Japaneseひめ—
3Japanese日Sunday
4Old Japanese日the sun; sunlight, sunshine; daytime, daylight
5Proto-Japonic*piday, sun

via Japanese 一

StepLanguageWordMeaning
1Japanese一one, 1; "term relating to the number one"; unity
2Japanese始めbeginning, the start of an activity or time...
3Japanese始めるbegin; start; initiate; originate

via Japanese 二

StepLanguageWordMeaning
1Japanese二two, 2; second; two
2Middle Chinese二two
Every word from Proto-Japonic *pi →Every word from Old Japanese 日 →Every word from Japanese 日 →