The is Japan's authority for establishing transportation safety. It is a division of the Ministry of Land, Infrastructure, Transport and Tourism (MLIT). It is housed in the in Kasumigaseki, Chiyoda-ku, Tokyo, Japan. The agency formed on October 1, 2008 as a merger between the Japan Marine Accident Inquiry Agency (JMAIA) and the Aircraft and Railway Accidents Investigation Commission (ARAIC). the chairperson is . Logo In March 2012, the JTSB adopted a logo. The sphere represents the desire to carry out investigations of accidents and to maintain independence and fairness. The lines around the sphere represent the air, land, and sea. The blue-green color of the sphere represents safety. Air accident investigations Japan Airlines Flight 123 China Airlines Flight 120 FedEx Express Flight 80 Asiana Airlines Flight 162 Korean Air Flight 2708 See also Japan Civil Aviation Bureau References External links Japan Transport Safety Board Japan Transport Safety Board Transport Safety Board Rail accident investigators Organizations investigating aviation accidents and incidents 2008 establishments in Japan Transport organizations based in Japan Government agencies established in 2008