also: よっかく
noun
bather; guest at a hot spring or bathhouse
Refers to a person bathing, especially a guest at a hot spring resort or public bath. Often used in the context of onsen or sento.
この温泉旅館は浴客で賑わっている。
This hot spring inn is bustling with bathers.
浴客の多くは地元の人たちだ。
Most of the bathers are locals.
入浴者 is a more general term for a person taking a bath, while 浴客 specifically implies a guest at a bathing facility or hot spring resort.
Compound of 浴 (bathing) and 客 (guest). The reading よっきゃく is a euphonic change from よく + きゃく.