expression, noun
inscription on King Tang's bathtub; maxim about daily self-renewal
A classical Chinese allusion from the 大学 (Great Learning), referring to an inscription on King Tang's bathtub that encourages constant self-improvement. Rare in modern Japanese; used mainly in literary or philosophical contexts.
「湯の盤銘」は、日々新たに自分を磨くことの大切さを説いている。
"The inscription on King Tang's bathtub" teaches the importance of renewing oneself every day.