Ichiken Co LTD

Ichiken Co LTD is a for-profit Japanese construction company headquartered in Minato City, Tokyo, registered in the System for Award Management with a UEI of ESTEL87Y7BF6. The company specializes in construction, renovation, and maintenance services for U.S. Department of Defense installations and facilities throughout Japan, with particular expertise in military family housing improvements, facility modernization, and educational infrastructure projects. Ichiken Co LTD maintains a strong operational presence supporting U.S. military operations under Status of Forces Agreements and has established itself as a key federal contractor for complex construction projects at overseas military installations in the Honshu region and Yokota Air Base.

Ichiken Co LTD has demonstrated significant capability through multiple definitive federal contracts awarded by the U.S. Army Corps of Engineers, Japan District (ENDIST Japan) and the Naval Facilities Engineering Command. The company was awarded a $35.3 million firm fixed-price definitive contract in September 2025 for family housing improvements construction at Camp Zama and Sagamihara Family Housing Area, encompassing repair and renovation of 35 military family housing units with completion targeted for November 2027. Additionally, Ichiken received a $22.5 million firm fixed-price definitive contract in August 2025 for modernization and renovation of 19 General Officers' Quarters units at Yokota Air Base with completion by October 2027. The company also executed a $2.56 million definitive contract awarded in August 2023 for the FY23 DoDEA Zama High School Culinary Arts Renovation at Camp Zama, which involved converting a classroom into a fully equipped culinary arts facility with commercial kitchen equipment and related infrastructure. All of these prime contracts were awarded without small business set-aside designations and involved firm fixed-price delivery structures funded through Defense appropriations under the Status of Forces Agreement acquisition program. The scope of work across these projects reflects Ichiken's comprehensive capabilities in construction management, mechanical and electrical installation, plumbing systems, kitchen equipment integration, and facility modernization.

Ichiken Co LTD currently holds two significant Indefinite Delivery/Indefinite Quantity contract vehicles totaling approximately $1.039 billion in combined ceiling values. The company was awarded a $990 million Pacific Air Forces Multiple Award Construction Contract on June 4, 2024, with performance through May 7, 2030, for construction services at U.S. Army installations within Honshu, Japan and Yokota Air Base and its geographically-separated units; this vehicle does not fall under a parent IDIQ and allows for task order values ranging up to the ceiling. Ichiken also holds a $49 million Naval Facilities Engineering Command Kanto Plains Mini Multiple Award Construction Contract awarded on March 4, 2025, with performance through March 4, 2030, for repairs, alterations, construction, and demolition work to shore facilities at U.S. Government installations in the Kanto Plains Operational Area, structured as a Design-Bid-Build indefinite delivery contract with potential task orders ranging from $3,000 to $25 million. Both IDVs are multiple award vehicles with no small business set-aside designations and represent substantial contract authority for ongoing and future military construction initiatives in Japan. Task orders under these vehicles have been awarded by the Naval Facilities Engineering Command and Pacific Air Forces, demonstrating active utilization of Ichiken's contract authority for Defense Department facility support operations.