taru-adjective, adverb taking the 'to' particle
long and balmy spring day
A literary yojijukugo describing a calm, warm, and seemingly endless spring day. Often used in poetic or classical contexts.
On a long, balmy spring day, the flowers in the fields and hills are in full bloom.
彼は春日遅々たる午後を、縁側でうたた寝して過ごした。
He spent the long, balmy spring afternoon dozing on the veranda.
A common adjective for 'bright and balmy' spring weather, but does not imply the length of the day.
Standard kanji form for this yojijukugo.
Variant with 遅 repeated instead of the iteration mark 々.
From the phrase 春日遅遅 “the spring days lengthen slowly” in the classical Chinese anthology 『詩経』. Japanese commonly writes the repeated element as 遅々.