Okawa Beach has a rocky shoreline which requires caution when entering the water. The beach is known for its clear water and excellent visibility, making it popular for snorkeling and diving rather than casual swimming. Wear water shoes to protect your feet from rocks and uneven surfaces. Check local weather conditions before visiting, as rocky coasts can have unpredictable currents. The beach is generally calmer during summer months, but always observe local safety signage and be mindful of wave conditions.

The best time to visit Okawa Beach is during late spring through early autumn (May to September) when weather conditions are most favorable for water activities. Summer months offer the warmest water temperatures ideal for snorkeling and diving. For the clearest visibility underwater, visit on calm, sunny days. Weekdays tend to be quieter than weekends. Early morning visits often provide the best conditions for observing marine life when the water is most tranquil and undisturbed by other visitors.

Okawa Beach is located in Higashiizu on the eastern Izu Peninsula. The nearest train station is Izu-Okawa Station on the Izukyu Line, from where the beach is accessible by a short walk or taxi. If driving from Tokyo, take the Tomei Expressway to Atsugi, then Route 135 along the coast. The journey takes approximately 2.5 to 3 hours by car. Public transportation from Tokyo requires taking the JR Tokaido Line to Atami, then transferring to the Izukyu Line toward Shimoda.

Higashiizu offers various accommodation options including traditional Japanese ryokan inns, minshuku guesthouses, and small hotels, many featuring natural hot springs (onsen). The Okawa area has local restaurants serving fresh seafood and regional specialties. Many accommodations include meals in their rates, featuring local catches and seasonal ingredients. Convenience stores are available in the town for basic supplies. For more dining variety, nearby Atagawa Onsen town offers additional restaurants. Booking accommodation in advance is recommended during peak summer season and holidays.

Okawa Beach's rocky coastline creates an ideal habitat for diverse marine life, making it a standout snorkeling and diving destination on the Izu Peninsula. The clear waters offer excellent visibility for observing fish, sea creatures, and underwater rock formations. The rocky terrain provides interesting topography for exploration, with various depths suitable for different skill levels. Local dive shops in the area can provide equipment rental and guided tours. The combination of accessible shore diving and rich marine biodiversity makes this beach particularly appealing to underwater enthusiasts.