Refers to the sun as it sets in the evening, often with a poetic or literary feel.
入り日が山の向こうに沈んでいく。
The setting sun sinks behind the mountains.
Standard kanji spelling.
Variant kanji spelling, also used.
Compound of 入り (iri, 'entering') + 日 (hi, 'sun'), literally 'entering sun', referring to the sun going down.