Hitachi Maru No.1 (6.1 tons) Top > Vessels and Equipment > Vessels - Workboats > Hitachi Maru No.1 (6.1 tons) Workboat: Hitachi Maru No.1 (6.1 tons) Spec.Gross register tonn6.1 tLength: L10.48mWidth: B4.00mMold depth: D0.9mDraft: d1.50mMain engine PS150×2ps/unitCrew:12 peopleNavigation areaLimited coastalRemarksHydraulic winch 3t