Juva Camping is an excellent campground right beside Jukajärvi. There are various cabins and cottages available, including large self-catering cottages with their own sauna (€95). It has an on-site cafe and hires bikes, canoes, kayaks, SUP boards and rowboats. Reach it by turning off the main road at low-slung Hotelli Juva.
Juva Camping
The Finnish Lakeland