Refers to the bathtub itself, often in the context of a Japanese-style bath. Commonly used in phrases like 湯船につかる (soak in the bathtub).
I fill the bathtub with hot water.
rental boat with a bathtub (Edo period)
Historical term for a boat equipped with a bathtub that was rented to customers during the Edo period. Not used in modern Japanese outside historical contexts.
I'm tired, so I want to soak in the bathtub for a while.
In the Edo period, there were rental boats called yubune.
湯船 is a common everyday word for the bathtub full of hot water, whereas 浴槽 is the more neutral, technical term for the tub itself.
Standard modern spelling for bathtub. High frequency in news and general use.
Alternate spelling using 舟 (boat). Less common but still encountered.
Rare kanji form; 槽 means tub or tank.
Search-only mixed kana-kanji form; not a standard spelling.
A native compound of 湯, “hot water,” and 船, which also denotes a trough or tank, attested for a bathtub long before the Edo period. Separately, 湯船 came to name Edo-period boats fitted with bathing facilities.