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J.MARINE / BOAT REPAIR IN OKINAWA
Boat repair and maintenance
in Okinawa.
Based in Ginowan, J.Marine supports boat owners with engine diagnostics, marine electrical work and routine maintenance. Tell us about your vessel, its location and the symptoms you have noticed.
Discuss your boatWhat we can help with
01Engine and computer diagnostics
Volvo Penta VODIA and Mercury G3 connection diagnostics combine electronic information with on-board inspection. If an alarm appears or engine performance changes, share the engine model, the alarm text and the conditions in which the symptom occurs.
02Marine electrical work and equipment installation
We support batteries, charging equipment, electrical systems and equipment installation. Tell us which equipment is affected, whether shore power or a generator is in use, and when the problem occurs.
03Main engines, generators and hull maintenance
Our services include main engine and generator inspections, haul-out, washing, antifouling and work around the hull and propellers. The work needed is discussed after reviewing the vessel’s condition.
04Lithium batteries, BMS and inverters
We design and configure marine power systems combining lithium batteries, BMS settings, inverters and charging equipment. Share your existing system and how you use power on board.
05Quick gyro stabilizers
Our representative completed Quick MC² technical training in Italy. As an authorised dealer, we welcome enquiries about Quick gyro stabilizers.
HOW WE WORK
From enquiry to work report
- 01
Tell us about your vessel
Send the vessel type and size, location, symptoms, photos and preferred timing.
- 02
Review the condition and discuss the work
We discuss the required maintenance, parts and approach based on the vessel’s condition.
- 03
Carry out the work and report
We explain the work performed with photographs.
Before you contact us
What should I send with an enquiry?
Vessel type and size, location, desired timing and photographs are helpful. For an engine issue, include its model and any displayed alarm.
Will computer diagnostics identify every fault?
Electronic information is one part of diagnosis. J.Marine combines computer diagnostics with physical inspection to investigate the cause.
Can I discuss electrical upgrades as well as repairs?
Yes. Our services include marine electrical work and equipment installation, plus lithium battery, BMS and inverter systems. Tell us about the existing equipment and the changes you want.