Attach
Secure Kosoku to the boat and let the automatic calibration prepare the session.
On-boat performance sensor
Measure every movement that matters
Kosoku captures precise motion, position and physiological data without getting in the athlete's way.
100 HzHigh-resolution motion capture
10 HzDual-band positioning
150 mLive transmission range
5 hTraining battery life
Ready for the water
Precise data without a complex setup
Kosoku fits naturally into training and connects directly with the rest of the QUKO ecosystem.
Record
Capture position, acceleration, rotation, stroke dynamics and compatible heart-rate data.
Connect
Review live metrics with Quko Live or upload the full session to Quko Cloud.
Designed for the real world
Competition-ready from hull to cloud
The hardware is designed around water, movement, limited setup time and sensitive performance data.
- IP67 enclosure and wireless charging
- Encrypted storage and protected transmission
- Support for Garmin watches and heart-rate sensors
One sensor, richer context
Capture the complete session
Bring kinematic, positional and physiological signals together in one synchronized record.
Boat movement
Measure acceleration and rotation across every axis.
Position and speed
Track the route and small changes in velocity with sensitive positioning.
Stroke metrics
Calculate frequency, advance and timing throughout the effort.
Physiological data
Add compatible heart-rate sources to the same session timeline.
Live feedback
Transmit performance data to coaches during the session.
Secure files
Keep complete recordings on the device until they are ready to process.
Built for every level of analysis
From individual feedback to research programmes
Athletes and coaches
Turn daily training into objective, repeatable evidence.
Teams and federations
Use consistent measurement across athletes, boats and venues.
Researchers and analysts
Work with synchronized, high-resolution data and open exports.
Connected by design
Fits the tools around your training
Quko LiveQuko CloudGarminHeart-rate sensorsPaddle sensorsStart systems
Meet Kosoku
See what your boat has been telling you
Request a product demonstration and explore the right setup for your programme.