Niterra: Notice regarding changes in shareholder return policy
Niterra: Legal post-facto disclosure documents (company split) (NTK Ceratec Co., Ltd.)
Niterra: Legal post-facto disclosure documents (company split) (Nansei Ceramics Co., Ltd.)
Niterra: Commencement of studies to transition to a holding company structure
Niterra: Legal Advance Disclosure Documents (Company Split) (Nansei Ceramics Co., Ltd.)
Niterra: Legal Advance Disclosure Documents (Company Split) (NTK CERATEC CO., LTD.)
Niterra: Notice Concerning Company Split (Simple Absorption Split) with Consolidated Subsidiaries
Niterra: Corporate Governance Report
Niterra: Integrated Report 2023
Niterra: Integrated Report 2023
Niterra: [Delayed] Corporate Governance Report
Niterra: Notice Concerning LP Investments and Corporate Bond Underwriting
Niterra: Notice regarding the conclusion of a basic agreement for the transfer of part of the business of Denso Corporation
Niterra: Independent Officer Notification Form
Niterra: Legal ex post facto disclosure documents (company split) (NTK Cutting Tools Co., Ltd.)
Niterra: Articles of Incorporation 2023/04/02
NGK Spark Plug: Articles of association 2023-03-02
NGK Spark Plug: Statutory ex post disclosure document (company split) (NTK Ceramics Co., Ltd.)
NGK Spark Plug: Statutory pre-disclosure documents (company split) (NTK tailoring Clippers Co., Ltd.)
NGK Spark Plug: The MGC Diagnostics Holdings,Inc of the company's merged subsidiary. Notice on acquisition (corporatization of Sun Tzu)
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