Top page News 2026 Niterra Selected for Fifth Consecutive Year as Member of S&P Global's Sustainability Yearbook 2026 News 2026 Feb 26, 2026 NGK SPARK PLUG CO.,LTD. Sustainability Niterra Selected for Fifth Consecutive Year as Member of S&P Global's Sustainability Yearbook 2026 News 2026 2026 2025 2024 2023 2022 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 2008 2007 2006 2005 and before