Tokyo to Nagoya Ko Sea Distance Calculator

Calculate the exact nautical distance from Tokyo, Japan to Nagoya Ko, Japan. Plan your maritime journey with our professional route calculator.

Distance
245.6 nm
nautical miles
Under Sail
2 days
at 5 knots
Under Power
25 hours
at 10 knots
Best Time
Varies by area
Typical Sailing Season

Distance follows a sea-lane route. Sailing times are estimates at fixed cruising speeds and vary with vessel, weather, and currents.

Interactive Route Map

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Distance: 245.6 nautical miles
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This map shows the direct sea route from Tokyo to Nagoya Ko. The actual sailing path may vary based on weather conditions and navigation requirements.

Passage details

This is a markedly indirect coastal passage: the navigable route runs 74% longer than the 141 nm direct line, its heading turning from southeast to northeast. It spans two maritime regions.

Sea distance
245.6 nm (454.9 km)
Direct line
141.1 nm74% longer
Great-circle bearing
256° (west-southwest)
Geographic extent
1.2° × 3.2°
Crossing
Domestic · Cross-region
From
Tokyo (Japan) 35.6762, 139.6503
To
Nagoya Ko (Japan) 35.0667, 136.8667
Route basis
Sea-lane route
Passage timeEstimated passage time by cruising speed
Cruising speedDuration
5 kn2 days
8 kn31 hours
10 kn25 hours
12 kn20 hours

Distance follows a sea-lane route generated from marine traffic lanes; passage times are computed at fixed cruising speeds.

Read the methodology — How we calculate sea distances

Last reviewed 2026-06-17

About Tokyo to Nagoya Ko Route

A medium ocean domestic sea route between Tokyo and Nagoya Ko, this passage connecting two major commercial ports in the Pacific region demands attention to eastern Pacific hurricane activity May through October in tropical latitudes.

The corridor spanning two distinct maritime regions joins Tokyo, Japan to Nagoya Ko, Japan.

Navigation Tips

  • •Plan this medium ocean domestic leg in the Pacific region with attention to eastern Pacific hurricane activity May through October in tropical latitudes.
  • •Provisioning for this medium ocean passage in Pacific should account for regional supply networks.
  • •Allow time for entry formalities on this domestic leg spanning two distinct maritime regions.
  • •Adapt safety equipment to Pacific conditions for this medium ocean crossing.
  • •For a domestic crossing spanning two distinct maritime regions, ensure clearance papers and visas are in order before departure.

Frequently Asked Questions

How far is it from Tokyo to Nagoya Ko by sea?

This is a medium ocean sea passage of about 245.6 nautical miles between Tokyo and Nagoya Ko in Pacific.

How long does it take to sail from Tokyo to Nagoya Ko?

Average voyage time on this medium ocean spanning two distinct maritime regions leg of 245.6 nautical miles is 1 day – 2 days.

What's the best time to sail from Tokyo to Nagoya Ko?

Conditions on this route vary by area and season, so there is no single best time that applies along its whole length. Always check current weather forecasts and sea conditions before departure.

Plan Your Perfect Maritime Journey

Use our advanced calculator above to customize your route, add waypoints, calculate fuel costs, and share your journey plan with crew members.

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