elder princess; older princess
Archaic term for an older princess, used in historical or classical contexts. Not used in modern Japanese.
The word 兄姫 can be found in old documents.
younger princess · Otohime; Princess of the Dragon Palace
Compound of 兄 (e, 'elder') + 姫 (hime, 'princess'). The reading えひめ is a kun'yomi combination. The exact historical derivation is uncertain.