| Pic | Name |
|---|---|
| OZZ-5 UUV
2022, Mine Search/Classification Vehicle UUV - Unmanned Underwater Vehicle | |
| PAP 104 Mk5 ROV
1999, Sugashima Class, Mine Hunting/Killing Vehicle ROV - Remotely Operated Vehicle | |
| Remus 600 UUV
2014, Mine Hunting/Killing Vehicle UUV - Unmanned Underwater Vehicle | |
| S-10 ROV
2008, Enoshima + Hirashima Class, Mine Neutralisation Vehicle ROV - Remotely Operated Vehicle | |
| S-4 ROV
1979, Hatsushima Class, Mine Neutralisation Vehicle ROV - Remotely Operated Vehicle | |
| S-7 ROV
1993, Yaeyama Class, Mine Neutralisation Vehicle ROV - Remotely Operated Vehicle | |
| S-7-1 ROV
1991, Uwajima Class, Mine Neutralisation Vehicle ROV - Remotely Operated Vehicle | |
| S-8 [AN/SLQ-48 MNV] ROV
1993, Yaeyama Class, Mine Neutralisation Vehicle ROV - Remotely Operated Vehicle | |
| SS 501 Soryu
2009, Project S131, Harpoon IC SSK - Hunter-Killer Submarine | |
| SS 501 Soryu
2018, Harpoon II SSK - Hunter-Killer Submarine | |
| SS 508 Sekiryu [Soryu Class]
2017, TCM, Harpoon IC SSK - Hunter-Killer Submarine | |
| SS 508 Sekiryu [Soryu Class]
2018, TCM, Harpoon II SSK - Hunter-Killer Submarine | |
| SS 511 Oryu [Soryu Class]
2020, Lithium-Ion Batteries SSK - Hunter-Killer Submarine | |
| SS 513 Taigei
2022, Planned Conversion to Test Submarine SSK - Hunter-Killer Submarine | |
| SS 514 Hakugei [Taigei Class]
2023 SSK - Hunter-Killer Submarine | |
| SS 566 Uzushio
1975, Project S118 SSK - Hunter-Killer Submarine | |
| SS 568 Isoshio
1973, Project S119 SSK - Hunter-Killer Submarine | |
| SS 571 Takashio
1986 SSK - Hunter-Killer Submarine | |
| SS 571 Takashio
1976, Project S119A SSK - Hunter-Killer Submarine | |
| SS 573 Yushio
1991 SSK - Hunter-Killer Submarine | |
| SS 573 Yushio
1986 SSK - Hunter-Killer Submarine | |
| SS 573 Yushio
1980 SSK - Hunter-Killer Submarine | |
| SS 573 Yushio
1988 SSK - Hunter-Killer Submarine | |
| SS 583 Harushio
1991, Project S126/S129 SSK - Hunter-Killer Submarine | |
| SS 583 Harushio
2018, Project S126/S129, Planned Upgrade, Cancelled SSK - Hunter-Killer Submarine | |
| SS 590 Oyashio
1998, Project S130 SSK - Hunter-Killer Submarine | |
| SS 590 Oyashio
2018, Project S130 SSK - Hunter-Killer Submarine |