Japan’s Mitsubishi Materials admits to false claims on defence products

23 November 2017

Mitsubishi Materials Corporation (MMC) – part of the Mitsubishi Group conglomerate – said on 23 November that three of its subsidiaries had falsified specification data for products, some of which had been delivered to the Japanese Ministry of Defense (MoD).

It is the second instance related to false claims about the quality of Japanese defence supplies in the past few months, with Kobe Steel admitting to similar discrepancies in October.

MMC said in a statement that the subsidiaries involved in making false claims comprise Mitsubishi Cable Industries (MCI), Mitsubishi Shindoh, and Mitsubishi Aluminium. MMC said industries affected by the “non-conforming products” included aerospace, industrial equipment, electric power, automobiles, and “others”– including shipbuilding.

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