Ministry of Land, Infrastructure, Transport and Tourism
24 Aug 2015 The trend of noise regulation in Japan (MLIT and JASIC) GRB-62-13/Rev.1 2015-08-24 Presentation of Japan's plans for phasing in UN R41, UN R51 (Phase 2, but not Phase 3 limits), and UN R117 requirements. MLIT JASIC
23 Mar 2021 General overview of vehicle noise in Japan (MLIT) TFSL-01-06 2021-03-23 MLIT