- ◆Notice of Implementation of the Change of Log-in System
Regarding the change of log-in system for our services, including the renewal of the Web Service Portal and the change of log-in ID to your email address, which we announced in the “Postponement of Log-in System Change” dated September 3, 2025, we would like to inform you that the implementation date has been set for January 31, 2027.
For details, please see "Implementation of Login Method Change" in Topics at the bottom right.
◆The TITP-W system is currently unavailable due to maintenance. Please refer to the "Notice of TITP-W System Maintenance" in the "Topics" section at the bottom right of this page for details.
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Microsoft Edge or Google Chrome or Firefox is required to use the following ClassNK web services. The website may be inoperable or may not display properly on other browser.
- Ship in Service
- Vessel information service
Release of SEAMLESS e-Application |
- e-Application
- Online application service for surveys and audits
Function Integration→ClassNK Customer Hub -Ship in Service- listed at the top |
- NK-PASS
- Plan approval status service
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- NK-SHIPS
- Comprehensive information service for ship management
Function Integration→ClassNK Customer Hub -Ship in Service- listed at the top |
- ClassNK e-Certificate
- Electronic certificate service
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- PrimeShip-HULL
- Software for Part C / CSR-B&T Rules
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- PrimeShip-HULL(CSR)
- Software for Part CSR-B/CSR-T Rules
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- PrimeShip-HULL(HCSR)
- Software for Part CSR-B&T Rules
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- PrimeShip-HULL(Part C32)
- Software for Part C32 Rules
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- PrimeShip-HULL(PartC15)
- Software for Part C15 Rules
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- PrimeShip-PSC Intelligence
- PSC performance improvement support system
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- ClassNK CHEMISYS - for Designer -
- Chemical products management system
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- ClassNK CHEMISYS - Ship in Service -
- Chemical products management system
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- TMReport
- Reporting software of thickness measurement
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- e-Product
- Online application service for surveys of material and equipment
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- ClassNK MRV Portal
- ClassNK MRV Portal
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- Request Form
- Service request forms
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- 26 Oct 2026 NEW
- Implementation of Login Method Change
- 26 Oct 2026 NEW
- Notice of TITP-W System Maintenance
- 03 Sep 2025
- Postponement of Log-in System Change
- 09 Nov 2026 NEW
- Website updating for “PrimeShip-HULL”
- 03 Sep 2025
- Postponement of Log-in System Change