MASUMOTO KAIUN

Japan ship manager & owner with 7 vessels totalling 7,367 DWT: General Cargo Ship (7). Fleet composition, flag and age profile on Rynda.io.

• Role: Ship manager & owner
• Country: Japan
• Fleet: 7 vessels
• Total deadweight: 7,367 t
• Median deadweight: 850 t
• Built: 1995–2025
• Flag states: Japan (7)
• Age profile: under 10 years: 5, over 15 years: 2
• Fleet by type: General Cargo Ship (7)

Notable vessels

• SEIJU NO. 7 (IMO 1102661) — General Cargo Ship, 950 DWT, built 2025
• SEIJU (IMO 9999785) — General Cargo Ship, 1,730 DWT, built 2023

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