warbler flying from a valley to a tree
Original classical meaning, derived from a poetic image of a warbler moving upward; now mostly encountered in literary or historical texts.
See also: 鶯谷 (おうこく)
The term 鶯遷 originally describes a warbler flying from a valley to a tree.
finding success in life; passing the palace examination
Extended metaphorical use: rising in the world, especially passing the imperial examination in ancient China. In modern Japanese, it appears mainly in formal congratulatory expressions or classical references.
See also: 鶯谷 (おうこく)
鶯遷 was used in old China as a congratulatory expression for passing the imperial examination.
In this book, there is a passage that describes success in life as 鶯遷.
From classical Chinese literature, combining 鶯 (warbler) and 遷 (move, transfer). The image of a warbler flying from a valley to a tree was used as a metaphor for rising in status, especially passing the imperial examination. The exact historical derivation is uncertain, but the term is conventionally associated with success and upward mobility.