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Contracting Party
Japan

Japan is a Contracting Party to the 1958 and 1998 Agreements. Under the 1958 Agreement, Japan recognizes type approvals issued in accordance with the regulations listed here. Type approvals issued by Japan carry the symbol "E 43".

UN(ECE) Regulations

Japan applies 84 UN Regulations.

Recent WP.29 Contributions from Japan

18 Feb
WLTP: Proposals for PEV procedures for Type VI test (WLTP Intermediate Meeting-03)
["Worldwide Harmonized Light Vehicles Test Procedure <p>This GTR prescribes a test cycle and test procedures to measure the emissions (including off-cycle) and fuel efficiency of light-duty vehicles. The GTR was adopted at the March 2014 session of the World Forum.</p>\r\n<p>A supplemental \"phase 1b\" is underway to refine certain elements of the initial regulation. WP.29/AC.3 expects to consider a proposal for Amend. 1 to UN GTR No. 15 in November 2016 as result of Phase 1b activities.</p>\r\n<p>A second phase is expected to address low ambient temperature, high altitude test procedures, and possibly durability and conformity issues.</p>\r\n<p>A third phase would eventually include the addition of reference fuels, correlation across existing regional/national cycles, and introduction of emissions limits.</p>\r\n<p>The <a href=\"https://wiki.unece.org/display/trans/Latest+GTR+15\" target=\"_blank\">latest draft version</a> of the amended GTR is regularly updated by the WLTP informal working group.</p>\r\n<p>The regulation is also supplemented by a <a href=\"https://wiki.unece.org/display/trans/Gearshift+calculation+tool\" target=\"_blank\">gearshift calculation tool</a>.\r\n WLTP Worldwide Harmonized Light Vehicle Emissions Test Procedure GTR No. 15 GTR No. 15", " This page covers the work on transposing GTR No. 15 (Worldwide Harmonized Light Vehicle Emissions Test Procedure-WLTP) into the form of a UN type-approval regulation as used under the 1958 Agreement. WLTP (UNR) Light Vehicle Emissions Type Approval Test Procedure WP.29 Regulatory Project Light Vehicle Emissions Type Approval Test Procedure"]
13 Feb
Japan comments on report of the 8th Worn Tyres working group session (WT-09-01)
["Uniform provisions concerning the approval of tyres with regard to rolling sound emissions and/or to adhesion on wet surfaces and/or to rolling resistance Tire Noise, Wet Adhesion, and Rolling Resistance Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance UN Regulation No. 117 UN R117"]
06 Feb
Cybersecurity: Proposal to amend the draft UN Regulation (GRVA-05-13)
[" Vehicle automation and connectivity have increased concerns over vulnerability to unauthorized access to critical vehicle systems and sensitive vehicle user information. This heading has been established to pull together information on activities related to this area of cybersecurity. Cybersecurity and data protection are being addressed within WP.29 primarily under the broader Intelligent Transport Systems and Automated Driving discussions. Cybersecurity Draft Recommendation/UN Regulation on Cyber Security WP.29 Regulatory Project Draft Recommendation/UN Regulation on Cyber Security"]

News & Developments

Nineteen news articles related to Japan are in the GAR database.