Company Profile

JDC Oilfield Services Co., Ltd. (JOSCO) was established in 1979 by Japan Drilling Company (JDC), a sole Japanese offshore drilling contractor established in 1968. 
JOSCO has been actively expanding its trading business based on JDC's experience through its the years of successful operations. In 2021, JDC has decided to spinoff its Engineering Department into JOSCO to enhance its performance by adding “engineering expertise” to seek further business opportunities. 
Our mission is to propose and provide the best solutions to the client through its worldwide resources.


Company Name

  JDC Oilfield Services Co., Ltd. (JOSCO)

Established Date

  April 16, 1979

Head Office

  THE PARKREX ASAKUSABASHI (4th floor) 1-4-5 Yanagibashi, Taito-ku, Tokyo 111-0052, Japan
    Tel: +81-3-6858-0947 
    Fax: +81-3-6679-3104



  Japan Drilling Company (100%)



  15 million yen (Capital: 15 million yen; Capital Reserve: 15 million yen)

President and Representative Director

  • Toshiki Abe (Associate Executive Officer, Japan Drilling Company)



  • Masahiko Takasaka (Chairman Executive Officer, Japan Drilling Company)

  • Takanori Hioki (President Executive Officer, Japan Drilling Company) 

  • Kenji Yamada (General Manager of Administration Dept., Japan Drilling Company) 



  • Shinichiro Noguchi (General Manager of Finance Dept., Japan Drilling Company)



  • Sales Department

  • Engineering Department

  • Administration Department