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NPR-RIKEN Sustainability Report 2024
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Procurement page has been released
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Company Research and Analysis Report for FY3/24 (FISCO) (PDF: 2.0 MB)
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Notice of the 1st Ordinary General Meeting of Sharehoders (PDF: 228.5 KB)
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Notice regarding completion of acquiring the shares of SHINWA VANES CO., LTD. (PDF: 410.5 KB)
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Regarding the Acquisition of shares in SHINWA VANES CO., LTD. (PDF: 1.2 MB)
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Notice Regarding the Acquisition of shares in SHINWA VANES CO., LTD. by a subsidiary, Riken Corporation (acquisition of a sub-subsidiary company) (PDF: 480.0 KB)
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Financial Results 2Q of Nippon Piston Ring (English translation for reference) (PDF: 318.2 KB)
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Financial Results 2Q of RIKEN (English translation for reference) (PDF: 297.5 KB)
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Midterm Corporate Strategy (2024-2026) (PDF: 198.1 KB)
