Service
Owner’s Supervision Agency Service
Japan Marine Science Inc. offers owner’s supervision agency services for new shipbuilding projects.
From pre-contract specification reviews and drawings approval to the dispatch of superintendents and technical advice from maritime professionals, we provide comprehensive support throughout every stage of the shipbuilding process.
Purpose
- To act on behalf of shipowners in supervising new shipbuilding projects
Scope of Services
- Pre-contract specification review
- Drawings approval
- Supervision of all stages of new ship construction
- User-oriented advice from maritime professionals
Drawings approval for New Shipbuilding
Our experts, each specialized in their respective fields, conduct thorough drawing assessments. The results are shared with our on-site superintendents, and feedback from the field is provided to the drawing approval team, ensuring that subsequent assessments reflect actual conditions. By maintaining close coordination between drawing approval and supervision, we reliably meet our clients’ requirements.

Supervision of New Shipbuilding
Our experienced and highly skilled superintendents are stationed at shipyards to deliver high-quality and safe vessels to our clients, providing the following services:
- Quality and process management
- Attendance at shipment inspections for onboard equipment
- Attendance at various works and inspections within the shipyard
- Attendance at various trial runs
- Guidance for shipyards and equipment manufacturers
Key Stages of Shipbuilding at the Shipyard
Step
01
Steel Cutting
Cutting of steel materials to be used.

Step
02
Keel Laying (Block Assembly)
Partial hulls are manufactured in blocks and assembled in the dock.
Here, the process of shipbuilding takes place until the vessel is ready to float on water.

Step
03
Launching
The assembled hull is launched and floats for the first time.

Step
04
Equipment Adjustment & Inspection
Various equipment is installed and tested from installation to operation.

Step
05
Gas Test & Sea Trial
Final inspections, including gas tests and sea trials, are conducted to ensure safe navigation.
Here, you can verify the proof of safe navigation.

Step
06
Naming Ceremony
The vessel is officially named in a ceremony.

Step
07
Delivery
The vessel is delivered and embarks on her maiden voyage—a proud moment for all involved.

Manuals and Tools Developed by Japan Marine Science Inc.
Our supervision services go beyond simply dispatching superintendents to the site. Under our Quality Management System (certified to LRQA ISO9001:2015), we ensure thorough safety, quality, and process management at the site, utilizing the following in-house developed manuals and tools. We are committed to providing an environment where shipowners can use our services with confidence.
01
QMS Manual
02
Technical supervision manuals for hull, machinery, electrical, painting, etc.
03
Key item checklists for site superintendents
04
IT software (CaCiCa) enabling real-time sharing of construction status between clients and site superintendents
