51st Yokosuka Seaside Marathon (第51回よこすかシーサイドマラソン)

Japan flag Yokosuka, Kanagawa, Japan

11 days left

51st Yokosuka Seaside Marathon (第51回よこすかシーサイドマラソン) runnet.jp
Date 22 Nov, 2026
Races 4 distances
Entry fee $28.44 – $47.40
Runner rating Be the first to rate
51st Yokosuka Seaside Marathon (第51回よこすかシーサイドマラソン)

About the event

Experience the scenic beauty of the seaside with the upcoming Seaside Marathon. This flat and accessible course offers runners a smooth and enjoyable experience along the coast. The race promises not only breathtaking ocean views but also features special guest appearances to add an extra layer of excitement.
Participants can choose from several distance options, including the half marathon at 7,500 yen (4,500 yen for high school students), the 10km run priced at 6,400 yen (4,000 yen for high school students), and a shorter 3km race costing 4,500 yen (3,800 yen for high school students and 3,300 yen for elementary and middle school participants). Additionally, there's the family-friendly 1.8km event at 6,000 yen per group as well as a team entry option with four-person groups paying 17,000 yen to participate together.
Join us in creating an energetic atmosphere that celebrates running amidst stunning coastal landscapes and memorable guest appearances. Don't miss out on this opportunity to enjoy the perfect blend of competition and camaraderie along the picturesque seaside route.

Races offered

22Nov

1.8km

Running

Distance
1.8K
Countdown
11 days
Entry fee
$37.92
22Nov

10km

Running

Distance
10K
Countdown
11 days
Entry fee
$40.45
22Nov

3km

Running

Distance
3K
Countdown
11 days
Entry fee
$28.44
22Nov

Half Marathon

Running

Distance
21.1K
Countdown
11 days
Entry fee
$47.40

Weather history

3-year monthly averages for November in Yokosuka.

Temperature12.3° / 17.3°
Feels like7.6° / 14.9°
Sunshine hours7h 31m
Rainfall3.0 mm
Snowfall—
Wind17.9 km/h (Gentle breeze)
Humidity67.5%
Max UV indexLow (2.0)
Sweat lossLow
Course conditionsFirm and slightly soft
Sunrise06:16
Sunset16:35

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