掛かかり湯ゆ

noun

fresh bathwater to pour over oneself

Refers to clean hot water used for rinsing the body before entering a communal bath, or for a final rinse after bathing. Common in onsen and sento contexts.

• 温おん泉せんでは、まず掛かかり湯ゆをしてから湯ゆ船ぶねに入はいります。

  At a hot spring, you first pour fresh bathwater over yourself before getting into the bath.