The nice thing about a ryokan is having everything done for you.
Literal
Inn [topic-は], served-and-cleared [subject-が] nice [agreement-ね].
上げ膳据え膳 is an expression meaning 'everything taken care of' — literally 'the meal tray set down and cleared away,' describing the full-service treatment at a traditional Japanese inn where guests don't lift a finger. 旅館 (ryokan) is a traditional Japanese inn with tatami rooms, futons, and communal baths.