泉南OWS 2026 takes place on Sun, Sep 27, 2026 in Sennan, Japan. The main route is 5 km.
- Date
- Sun, Sep 27, 2026
- Start
- Sennan 🇯🇵
- Distance
- 5 km
- Level
- Open to all
Held at Tarui Southern Beach in Sennan City, Osaka, this open-water swimming event features scenic coastal views and multiple distance categories including a 5km Japan Championship trial.
Official event pageWhat this race demands
This 5 km open-water swimming event demands sustained aerobic endurance and efficient sighting over a continuous distance in coastal waters.
Aerobic endurance
Swimming a continuous 5 km distance requires a high level of cardiovascular endurance and sustained stroke efficiency.
Open-water navigation
Racing in an open-water coastal environment necessitates consistent sighting and tactical adaptability without lane lines.
Your road to race day
Race day at 泉南OWS 2026 is 5 weeks away. This is how a coach divides that time. The first phase starts now.
01Peak2 weeks · Aug 24, 2026 – Sep 6, 2026
The hardest weeks of the plan: race-specific intensity at nearly full training load, sharpening exactly what this race asks for.
02Taper2 weeks · Sep 7, 2026 – Sep 20, 2026
Volume drops while intensity stays: short, sharp efforts keep the legs awake as fatigue drains away.
03Race week1 week · Sep 21, 2026 – Sep 27, 2026
Openers, rest and logistics. The work is done; the job now is arriving fresh.
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