What makes Kunashir Island's beaches stand out?
Kunashir Island sits in Sakhalin Oblast, Russia and is home to 18 ranked beaches on OnlyBeaches. Every beach here is scored by the OnlyBeaches Index — a 1-10 metric blending water purity, live conditions (waves, water temperature, wind), crowd intelligence and vibe.
Whether you're after the highest-scoring beach in Kunashir Island or a quieter hidden cove, the list above is refreshed every 30 minutes using live Stormglass and OpenWeather data.