Swimming at Kamui Beach can be challenging due to strong currents, rocky terrain, and cold water temperatures, even in summer. The beach is more popular for sightseeing than swimming. If you do enter the water, exercise extreme caution and stay close to shore. There are no lifeguards on duty. The rugged coastline and cliffs make this location better suited for photography and coastal walks. Always check local weather conditions before visiting, as waves can be unpredictable along Shakotan's exposed coastline.

The most popular time to visit Kamui Beach is from late spring through early autumn (May to October) when the access road and observation points are fully open and weather is milder. Summer offers the clearest views and calmest seas. Winter visits are possible but challenging due to snow, ice, and limited facility access. The dramatic cliffs and famous blue waters are most vibrant on sunny days. Weekdays are less crowded than weekends. Early morning or late afternoon provides excellent lighting for photography of the coastal scenery.

Kamui Beach is located on the Shakotan Peninsula, approximately 2.5 hours by car from Sapporo via Route 5 and coastal roads. There is no direct public transportation, so renting a car is essential. Free parking is available at Kamui Misaki (Cape Kamui) parking area, which serves as the access point. From the parking lot, it's about a 30-minute walk along a maintained trail to reach the cape viewpoint overlooking the beach and coastline. The narrow coastal roads can be winding, so drive carefully.

The immediate area around Kamui Beach has limited facilities. The nearest town, Shakotan, is about 15-20 minutes away and offers seafood restaurants, minshuku (Japanese guesthouses), and small hotels. The region is famous for fresh uni (sea urchin) in summer. Basic restrooms are available at the Cape Kamui parking area, but no food vendors or shops at the beach itself. Most visitors make this a day trip from Otaru or Yobitsu, where more accommodation and dining options are available. Bring snacks and water for your visit.

Kamui Beach is famous for its striking cobalt blue waters, known locally as 'Shakotan Blue.' This vivid color results from the area's unique geology and exceptional water clarity. The Sea of Japan's cold currents, minimal sediment runoff from the rocky coastline, and the depth and mineral composition of the seabed all contribute to the intense blue hue. The color is most brilliant on calm, sunny days when sunlight penetrates the clear water. This natural phenomenon has made Kamui Beach one of Hokkaido's most photographed coastal destinations.