NGK Spark Plug Co., Ltd. announced revised from the previous forecast for the fiscal year ending March 31, 2019. The company now forecast net sales of ¥434,000 million, operating profit of ¥67,000 million, profit attributable to owners of parent of ¥49,500 million, basic earnings per share of ¥237.78 against previous forecast of net sales of ¥436,000 million, operating profit of ¥72,000 million, profit attributable to owners of parent of ¥52,500 million, basic earnings per share of ¥252.54.