Setouchi Relay Marathon in Otake 2026 (瀬戸内リレーマラソンin大竹2026)
About the Event
With the theme 'Fun is serious business,' this relay marathon is held in Otake City on a flat, easy-to-run, unobstructed roughly 1.2km loop course inside Harumi Coastal Park! Why not head for the finish together with the sea breeze of Otake at your back? Beyond just running, we'll have shops and attractions set up too, building an event everyone can enjoy!
Entry fees: [42.195km Relay Marathon] ¥3,500/person, high school and under ¥1,700/person. [Mini Relay Marathon] ¥2,200/person, high school and under ¥1,300/person. [Family Pair Marathon] ¥1,200/pair. [Family Relay Marathon] ¥1,300/person, high school and under ¥1,000/person
Races Offered
42.195km Relay Marathon
Dec 20, 2026
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Distance —
42.2K
terrain
Type —
Running
timer
84 days remaining
sell
$22.12
Family Relay Marathon (approx. 3.6km)
Dec 20, 2026
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Distance —
3.6K
terrain
Type —
Running
timer
84 days remaining
sell
$8.22
Mini Relay Marathon (approx. 12km)
Dec 20, 2026
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Distance —
12K
terrain
Type —
Running
timer
84 days remaining
sell
$13.90
[Challenge 1 Lap] Family Pair Marathon (approx. 1.2km)
Dec 20, 2026
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Distance —
1.2K
terrain
Type —
Running
timer
84 days remaining
sell
$7.58
[Standard] Family Pair Marathon (approx. 500m)
Dec 20, 2026
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Distance —
0.5K
terrain
Type —
Running
timer
84 days remaining
sell
$7.58
Weather History
These values represent the 3-year monthly averages for December in Otake.
thermostatTemperature
4.1° / 11.9°
wb_sunnyFeels like
0.4° / 8.3°
light_mode
Avg sunshine hours
7h 54m
water_drop
Avg rainfall
1.3 mm
ac_unit
Avg snowfall
—
air
Avg wind speed
9.8 km/h (Light breeze)
opacity
Sweat loss rate
Low
terrain
Course conditions
Firm and slightly soft
sunny
Max UV Index
Low (2.0)
humidity_mid
Humidity
68.7%
wb_twilight
Sunrise
07:08
nightlight
Sunset
17:03
Hotels & Places to Stay
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