| | REPLACE OXYGEN/GAS DETECTORS AT VARIOUS LOCATIONS, CNIC | NIKKAI CORPORATION | $35,662 | DEPT OF THE NAVY | DEPT OF THE NAVY | — | 811412Appliance Repair and Maintenance | Z1AAMAINTENANCE OF OFFICE BUILDINGS | Dec 12, 2025 | Dec 12, 2025 | Oct 9, 2026 |
| | REPLACEMENT OF AUTOMATIC CONTROLPANEL GROUPROL AT YSK-1938, CNIC | NIKKAI CORPORATION | $130,031 | DEPT OF THE NAVY | DEPT OF THE NAVY | — | 811412Appliance Repair and Maintenance | Z1AAMAINTENANCE OF OFFICE BUILDINGS | Dec 10, 2025 | Dec 10, 2025 | Dec 5, 2026 |
| | YSK-ROAD REPLACE GUARDRAILS | NIKKAI CORPORATION | $170,166 | DEPT OF THE NAVY | DEPT OF THE NAVY | — | 236220Commercial and Institutional Building Construction | Z2LBREPAIR OR ALTERATION OF HIGHWAYS/ROADS/STREETS/BRIDGES/RAILWAYS | Dec 3, 2025 | Dec 3, 2025 | Oct 2, 2026 |
| | YSK-DD4/YSK-DD5 REPLACE CAPSTAN CONTROL UNITS AT DD4 AND DD5 | NIKKAI CORPORATION | $1,163,243 | DEPT OF THE NAVY | DEPT OF THE NAVY | — | 236220Commercial and Institutional Building Construction | Z2EDREPAIR OR ALTERATION OF SHIP CONSTRUCTION AND REPAIR FACILITIES | Dec 2, 2025 | Dec 3, 2025 | Sep 29, 2026 |
| | EXERCISE 2ND OPTN | NIKKAI CORPORATION | $1,039,281 | DEPT OF THE NAVY | DEPT OF THE NAVY | — | 811412Appliance Repair and Maintenance | Z1AAMAINTENANCE OF OFFICE BUILDINGS | Aug 1, 2025 | Sep 12, 2025 | Sep 11, 2026 |
| | MAINTENANCE AND REPAIRS FOR THE PUMP TEST BENCH SYSTEMS AT U.S. COMMANDER FLEET ACTIVITIES YOKOSUKA (CFAY), JAPAN_BASE YEAR RECURRING SERVICE | NIKKAI CORPORATION | $198,858 | DEPT OF THE NAVY | DEPT OF THE NAVY | — | 561210Facilities Support Services | Z1AAMAINTENANCE OF OFFICE BUILDINGS | Jul 11, 2025 | Jul 11, 2025 | Jul 31, 2026 |
| | YSK-A64, REPAIR PUMP HOUSE FOR DD4 AND DD5 AT U.S. FLEET ACTIVITIES, YOKOSUKA, JAPAN | NIKKAI CORPORATION | $11,527,987 | DEPT OF THE NAVY | DEPT OF THE NAVY | — | 236220Commercial and Institutional Building Construction | Z2NZREPAIR OR ALTERATION OF OTHER UTILITIES | Jun 30, 2025 | Jun 30, 2025 | Aug 19, 2027 |
| | YSK-J6 REPLACE THE ACTUATOR UNIT OF SLUICE GATE VALVES | NIKKAI CORPORATION | $391,128 | DEPT OF THE NAVY | DEPT OF THE NAVY | — | 236220Commercial and Institutional Building Construction | Z2EDREPAIR OR ALTERATION OF SHIP CONSTRUCTION AND REPAIR FACILITIES | Mar 6, 2025 | Mar 6, 2025 | Apr 10, 2026 |
| | MODIFY SHAFT LATHE | NIKKAI CORPORATION | $172,459 | DEPT OF THE NAVY | DEPT OF THE NAVY | — | 333517Machine Tool Manufacturing | 3416LATHES | Jun 27, 2024 | Jun 27, 2024 | Jun 30, 2025 |
| | FUND OBLIGATION FOR 1ST OPTION (9/12/24-9/11/25) | NIKKAI CORPORATION | $336,271 | DEPT OF THE NAVY | DEPT OF THE NAVY | — | 811412Appliance Repair and Maintenance | Z1AAMAINTENANCE OF OFFICE BUILDINGS | Jun 4, 2024 | Sep 12, 2024 | Sep 11, 2025 |
| | YSK-4834, REPLACE STRUCTURAL ASSEMBLIES ON 3 TRAINERS AT THE U.S. FLEET ACTIVITIES YOKOSUKA, JAPAN | NIKKAI CORPORATION | $1,302,916 | DEPT OF THE NAVY | DEPT OF THE NAVY | — | 236220Commercial and Institutional Building Construction | Z1BZMAINTENANCE OF OTHER AIRFIELD STRUCTURES | May 29, 2024 | May 30, 2024 | Mar 6, 2025 |
| | YSK-PW-SA-COMM, REPLACE MAIN WATER PIPE NEAR MAIN GATE | NIKKAI CORPORATION | $3,950,412 | DEPT OF THE NAVY | DEPT OF THE NAVY | — | 236220Commercial and Institutional Building Construction | Z2NEREPAIR OR ALTERATION OF WATER SUPPLY FACILITIES | Apr 29, 2024 | Apr 29, 2024 | Sep 9, 2025 |
| | YSK-3154 REPLACE FULL HVAC SYSTEM (BIG MACC TO) | NIKKAI CORPORATION | $6,697,468 | DEPT OF THE NAVY | DEPT OF THE NAVY | — | 236220Commercial and Institutional Building Construction | Z2FCREPAIR OR ALTERATION OF TROOP HOUSING FACILITIES | Mar 28, 2024 | Mar 28, 2024 | Jul 27, 2026 |
| | X001 IKE-608, INSTALL NEW BOILER MONITORING SYSTEM | NIKKAI CORPORATION | $902,517 | DEPT OF THE NAVY | DEPT OF THE NAVY | — | 236220Commercial and Institutional Building Construction | Z2NZREPAIR OR ALTERATION OF OTHER UTILITIES | Feb 22, 2024 | Mar 15, 2024 | Apr 18, 2025 |
| | YSK UTILITIES REPLACE SALT WATER VALVES | NIKKAI CORPORATION | $619,911 | DEPT OF THE NAVY | DEPT OF THE NAVY | — | 236220Commercial and Institutional Building Construction | Z2NEREPAIR OR ALTERATION OF WATER SUPPLY FACILITIES | Dec 22, 2023 | Jan 4, 2024 | Jul 1, 2026 |
| | NON-RECURRING, ONE-TIME SERVICES. REPAIR AND INSPECT BOILER WATER TUBES AT YSK-A43 AND J209, CFAY, JAPAN WITHIN 720 CALENDAR DAYS AFTER DATE OF ORDER. | NIKKAI CORPORATION | $281,761 | DEPT OF THE NAVY | DEPT OF THE NAVY | — | 811310Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance | Z2NBREPAIR OR ALTERATION OF HEATING AND COOLING PLANTS | Sep 21, 2023 | Sep 21, 2023 | Sep 10, 2025 |
| | HYDROGRAPHIC SURVEY | NIKKAI CORPORATION | $22,924 | DEPT OF THE NAVY | DEPT OF THE NAVY | — | 541360Geophysical Surveying and Mapping Services | C219ARCHITECT AND ENGINEERING- GENERAL: OTHER | Sep 14, 2023 | Sep 14, 2023 | Dec 30, 2023 |
| | FUND OBLIGATION FOR BASIC PERIOD | NIKKAI CORPORATION | $485,334 | DEPT OF THE NAVY | DEPT OF THE NAVY | — | 811412Appliance Repair and Maintenance | Z1AAMAINTENANCE OF OFFICE BUILDINGS | Sep 12, 2023 | Sep 12, 2023 | Sep 11, 2024 |
| | YSK-A10, REPLACE AUXILIARY PUMPS AP-1 AND AP-2 | NIKKAI CORPORATION | $1,317,525 | DEPT OF THE NAVY | DEPT OF THE NAVY | — | 236220Commercial and Institutional Building Construction | Z2PZREPAIR OR ALTERATION OF OTHER NON-BUILDING FACILITIES | Aug 30, 2023 | Aug 30, 2023 | May 16, 2026 |
| | YSK-1803 FLCY REPLACE ROOF | NIKKAI CORPORATION | $2,654,841 | DEPT OF THE NAVY | DEPT OF THE NAVY | — | 236220Commercial and Institutional Building Construction | Z2GZREPAIR OR ALTERATION OF OTHER WAREHOUSE BUILDINGS | Jul 26, 2023 | Jul 26, 2023 | Apr 16, 2025 |
| | SEED PROJECT YSK-2046-SRF-REPLACE AIR CONDITIONING SYSTEM | NIKKAI CORPORATION | $6,183,096 | DEPT OF THE NAVY | DEPT OF THE NAVY | — | 236220Commercial and Institutional Building Construction | Z2JZREPAIR OR ALTERATION OF MISCELLANEOUS BUILDINGS | Jun 30, 2023 | Jun 30, 2023 | Mar 3, 2026 |
| | YSK-A37, RENOVATE VARIOUS SPACES ON THE 1ST-2ND-3RD FLOORS | NIKKAI CORPORATION | $1,014,451 | DEPT OF THE NAVY | DEPT OF THE NAVY | — | 236220Commercial and Institutional Building Construction | Z2AAREPAIR OR ALTERATION OF OFFICE BUILDINGS | May 1, 2023 | May 2, 2023 | Nov 28, 2023 |
| | YSK-J6, SRF-COMPLETE RESTORATION OF PUMP STATION | NIKKAI CORPORATION | $1,392,493 | DEPT OF THE NAVY | DEPT OF THE NAVY | — | 236220Commercial and Institutional Building Construction | Z2EDREPAIR OR ALTERATION OF SHIP CONSTRUCTION AND REPAIR FACILITIES | Apr 20, 2023 | Apr 20, 2023 | Dec 23, 2024 |
| | MODIFY SHAFT LATHE | NIKKAI CORPORATION | $51,969 | DEPT OF THE NAVY | DEPT OF THE NAVY | — | 811310Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance | J049MAINT/REPAIR/REBUILD OF EQUIPMENT- MAINTENANCE AND REPAIR SHOP EQUIPMENT | Feb 10, 2023 | Mar 1, 2023 | Sep 30, 2023 |
| | AZU-ROAD/URATC2, RPR EROSION | NIKKAI CORPORATION | $1,342,657 | DEPT OF THE NAVY | DEPT OF THE NAVY | — | 236220Commercial and Institutional Building Construction | Z2LBREPAIR OR ALTERATION OF HIGHWAYS/ROADS/STREETS/BRIDGES/RAILWAYS | Feb 2, 2023 | Feb 2, 2023 | Jun 26, 2024 |