also: のうりょうどこ
noun
riverside dining platform; summer cooling deck
A raised wooden platform built over or beside a river, traditionally used in Kyoto during summer for dining and enjoying the cool evening air. Often associated with the Kamogawa river.
京都の夏の風物詩といえば、鴨川の納涼床です。
When it comes to summer traditions in Kyoto, the riverside dining platforms along the Kamogawa are iconic.
納涼床で夕涼みしながら京料理を楽しんだ。
We enjoyed Kyoto cuisine while cooling off on the riverside platform.
Compound of 納涼 (のうりょう, 'enjoying the cool') and 床 (ゆか/どこ, 'floor' or 'platform'). The reading どこ for 床 is an older or alternative reading, while ゆか is standard.