• Nippon Seisen's net income attributable to shareholders rose 57% year-over-year to JPY 1.41 billion in April-September 2026.
• Sales climbed 12% year-over-year to JPY 25.15 billion, while metal-fiber sales jumped 45% to JPY 5.48 billion.
• NASclean gas-filter sales surged 70% year-over-year to JPY 3.73 billion, driven by strong semiconductor demand for AI and data centers.

Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. Nippon Seisen Co. Ltd. published the original content used to generate this news brief on November 09, 2026, and is solely responsible for the information contained therein.