Otsontupa is a single-storey holiday cabin built in 1976, suitable for summer use. The log cabin has a total floor area of 30 m² and includes a small bedroom, sauna, combined kitchen-living area, outdoor toilet, and a veranda. There are sleeping accommodations for 4 people.
The equipment includes tableware for 4 people, a refrigerator, coffee machine, microwave oven, electric stove, fireplace, television, outdoor grill, and a rowing boat. The cabin has electricity, and heating is provided by electric radiators. All water is supplied through a running water pipeline.