落らく日じつらくじつFreq.FrequencyTop 100,000Meanings1nounsetting sunRefers to the sun as it sets below the horizon, often with a poetic or literary tone. Can also be used figuratively for decline.落らく日じつが山やまの向むこうに沈しずんでいく。The setting sun sinks behind the mountains.彼かれの落らく日じつは誰だれの目めにも明あきらかだった。His decline was obvious to everyone.