In the fiscal year 2023, NGK Spark Plug generated an operating income of approximately * billion Japanese yen, up from about billion yen in the previous fiscal year.
Nagoya-headquartered NGK Spark Plug Co., Ltd. was founded in 1936; today, the Japanese company is a global automotive industry supplier.
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NGK Spark Plug. (October 24, 2024). Operating income of NGK Spark Plug Co., Ltd. from fiscal year 2014 to 2023 (in billion Japanese yen) [Graph]. In ÌÇÐÄÆÆ½â°æ. Retrieved July 21, 2026, from /statistics/1052483/ngk-spark-plug-operating-income/
NGK Spark Plug. "Operating income of NGK Spark Plug Co., Ltd. from fiscal year 2014 to 2023 (in billion Japanese yen)." Chart. October 24, 2024. ÌÇÐÄÆÆ½â°æ. Accessed July 21, 2026. /statistics/1052483/ngk-spark-plug-operating-income/
NGK Spark Plug. (2024). Operating income of NGK Spark Plug Co., Ltd. from fiscal year 2014 to 2023 (in billion Japanese yen). ÌÇÐÄÆÆ½â°æ. ÌÇÐÄÆÆ½â°æ Inc.. Accessed: July 21, 2026. /statistics/1052483/ngk-spark-plug-operating-income/
NGK Spark Plug. "Operating Income of Ngk Spark Plug Co., Ltd. from Fiscal Year 2014 to 2023 (in Billion Japanese Yen)." ÌÇÐÄÆÆ½â°æ, ÌÇÐÄÆÆ½â°æ Inc., 24 Oct 2024, /statistics/1052483/ngk-spark-plug-operating-income/
NGK Spark Plug, Operating income of NGK Spark Plug Co., Ltd. from fiscal year 2014 to 2023 (in billion Japanese yen) ÌÇÐÄÆÆ½â°æ, /statistics/1052483/ngk-spark-plug-operating-income/ (last visited July 21, 2026)
Operating income of NGK Spark Plug Co., Ltd. from fiscal year 2014 to 2023 (in billion Japanese yen) [Graph], NGK Spark Plug, October 24, 2024. [Online]. Available: /statistics/1052483/ngk-spark-plug-operating-income/