Tokyo to Wakamatsu/Kitakyushu — sea route & marine weather
The sea route from Tokyo (JPTYO) to Wakamatsu/Kitakyushu (JPWAM) is about 843 nm — about 4 days at 10 kn. Along the route today (Nov 2): N wind 2–20 kn, waves 1.3–2.4 m. The baseline track is drawn on the chart; Calculate replans it for your vessel and live weather.
Passage facts| Sea-route distance | 843 nm |
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| Passage time at 10 kn | about 4 days |
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| Great-circle distance | 454 nm |
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| Tokyo | 35°41.0′N 139°45.0′E |
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| Wakamatsu/Kitakyushu | 33°53.0′N 130°49.0′E |
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| Reference vessel | 4.5 m draft, 10 kn cruise |
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10-day marine forecast — along the route
| Date | Wind | Gusts | Waves |
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| N 2–20 kn | 27 kn | 1.3–2.4 m |
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| NNE 1–22 kn | 30 kn | 1.1–2.4 m |
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| E 1–27 kn | 38 kn | 0.9–4.2 m |
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| 1–27 kn | 42 kn | 0.7–4.4 m |
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| NW 3–30 kn | 38 kn | 1.8–3.5 m |
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| NNW 2–22 kn | 28 kn | 1.7–3.1 m |
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| NNE 4–19 kn | 23 kn | 1.1–2.0 m |
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| N 2–23 kn | 31 kn | 1.0–2.3 m |
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| NNE 3–22 kn | 34 kn | 1.4–2.7 m |
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| NNW 1–21 kn | 30 kn | 1.1–3.0 m |
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Forecast from the ECMWF IFS model run , waves from ECMWF WAM. Updated with each model cycle; the live chart below recalculates for your departure time and vessel.
Frequently asked
How far is it from Tokyo to Wakamatsu/Kitakyushu by sea?
The water route is 843 nm (1,561 km), computed on WXMarine's maritime routing network. The same distance applies on the return passage from Wakamatsu/Kitakyushu to Tokyo.
How long does the passage from Tokyo to Wakamatsu/Kitakyushu take?
about 4 days at a 10 kn cruise. Scale by your own speed: at half the speed it takes about twice as long. The planner on this page recalculates for your vessel and live weather.
What is the weather between Tokyo and Wakamatsu/Kitakyushu today?
Along the route today, per the ECMWF IFS run 2026-11-02 12z: N wind 2–20 kn, waves 1.3–2.4 m. The day-by-day table on this page covers the next 10 days.