Nagashima Kaiba 1

Type:

Hangout Sesh

Entry:Unknown

Difficulty:Unknown

Tags:

Reef

About This Dive Spot

This dive area is located around a prominent cape in northwestern Hokkaido, at the northern tip of the Shakotan region. The cape is known for its scenic coastline and is designated as Hokkaido’s only underwater park. Seasonal pelagic wildlife may be encountered offshore, including tuna in early autumn and pods of large whales in warmer months, with orcas reported in spring.

Local intel

Community notes to help plan your visit.

Access, coral, life, crowds, and facilities.

Aquatic Life

Tuna may be seen around September, and offshore whale encounters are described from around June, with orcas observed moving in schools around April.

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Spots Near Nagashima Kaiba 1

📍 9.3 km

Mikuni Takara Island West

⚓

This is a boat-entry dive site off Shakotan, Hokkaido, reached in about 5–{{ 10 | duration:minutes }}utes from the nearby port. It is known for very clear blue water and dramatic underwater topography. The terrain includes columnar rock formations along with crevasses and tunnel-like features that create an intricate underwater landscape.

📍 24.3 km

Candle Rock

Not Set

Candle Rock features large rocks with caves and crevices that offer room to swim through and explore. The rocky structure is covered with seaweed and other aquatic plants, creating a garden-like underwater scene. Marine life is concentrated in the gaps between stones, where divers and snorkelers can observe small fish and invertebrates such as snails, octopuses, and sea stars.

📍 49.7 km

Shark Fin

🏖️

This shore-access dive spot sits close to the coastal road between Rankoshi Ocean Road and Iwanai City. Entry is straightforward via stairs, and the area by the entry has basic amenities. Underwater, it is a rocky site with caves among stones, with areas where you can swim into cave spaces. Seaweed and other marine plants create a garden-like habitat that attracts small fish, along with invertebrates hiding in crevices.

📍 50.8 km

Long Beach

🏖️

This coastal dive spot sits at one end of a wide sandy beach. Entry is described as easy, with a short walk needed to reach the water with gear. Underwater, the area features caves and rock-lined sections with marine plants and small fish, offering varied terrain for exploration. Moon jellyfish are reported frequently.

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Frequently Asked Questions

What's the best entry point at Nagashima Kaiba 1?

Entry at Nagashima Kaiba 1 is detailed in the spot description above. Look for specific landmarks, access paths, and any tide or condition requirements. Local divers often share updated entry tips in their dive logs.

What conditions are best for diving Nagashima Kaiba 1?

Optimal conditions at Nagashima Kaiba 1 depend on several factors including tide, wind, and season. Check recent dive logs for current condition reports and patterns. Generally, calmer seas and high tide provide better visibility and easier entry.

What is the maximum depth and typical visibility at Nagashima Kaiba 1?

Depth and visibility information for Nagashima Kaiba 1 can be found in the spot details and recent dive logs. Conditions can vary significantly based on weather, tide, and season. Always plan your dive according to current conditions and your certification level.

Are there any safety considerations or local etiquette at Nagashima Kaiba 1?

When diving Nagashima Kaiba 1, respect local regulations, marine life, and other water users. Be aware of any specific hazards like currents or boat traffic mentioned in the spot description. Follow Leave No Trace principles and local diving etiquette.