| Name | Mizuho Maru | | Category | Port service boats - Tug boats | | IMO | 8998332 | | Call sign | JD3976 | | Flag | Japan | | Year of built | 2005 | | Place of built | Japan | | Length, m | 76.00 | | Width, m | 12.00 | | Deadweight, t | 59 | | Gross tonnage | 128 |
| | Home port | Nagoya | | Shipbuilder | Keihin Dock | | Status | In operation |
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