| Name | Kaisho Maru | | Category | Special service ships - Dredgers | | IMO | 9206425 | | Call sign | JDKF | | Flag | Japan | | Year of built | 2000 | | Place of built | Japan | | Length, m | 103.02 | | Width, m | 17.40 | | Draught, m | 5.72 | | Deadweight, t | 3,996 | | Gross tonnage | 4,659 |
| | Home port | Shimonoseki | | Shipbuilder | JMU - TOKYO | | Main engine type | Yanmar | | Speed, kts | 12.5 | | Owner | JAPAN GOVT NIST | | Operator | JAPAN GOVT NIST | | Status | In service |
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