The Japan Bank for International Cooperation has agreed to help finance the acquisition of a coal mine in Australia by JFE Steel, lending ¥34.2bn (US$240mn) to bolster the supply of coking coal for Japan’s steel industry. The deal, altogether worth ¥57bn (US$400mn), is being co-financed by Mizuho, MUFG and SMBC. The Australian subsidiary of JFE…