Inquiries
When sending an inquiry to Niterra Co., Ltd., please be aware of the following.
* Replies sent from Niterra Co., Ltd. regarding customer queries will be made to the customer directly.
Niterra Co., Ltd. will not divulge to others or re-use the details of these queries in part or
in whole for other uses nor use the details of these queries for other purposes.
About Us
-
Investor Relations
Business results and quarterly earnings announcements
Please read the FAQ site before posting inquiries -
Sustainability
CSR, environmental protection, and social contribution initiatives
-
Recruitment (new graduates, mid-career recruitment, recruitment for persons with disabilities)
-
New Products/Services
Technology, new businesses, and collaborative creation
-
General Inquiries
We accept questions about the information posted on this website, business proposals to our company, and inquiries other than those listed above.
*For details about products and services or for technical questions, please contact us using the appropriate inquiry section.
Product or Service
-
Automotive Parts
spark plug, spark plug cable, power cable, ignition coil, O₂ sensor, knock sensor, radiator cap
-
Semiconductor Related Parts
ceramic package, substrate for probe card, package for optical communications, high-frequency RF ceramic package
Semiconductor manufacturing equipment products
electrostatic chuck, vacuum chuck, thermal spraying, regeneration
-
Medical Equipment
oxygen concentrator, liquid oxygen systems
*We transferred all shares of NTK Medical Co., Ltd. to Air Water Inc. as of April 1, 2025. Products previously handled by NTK Medical Co., Ltd. are no longer available through our company. -
Industrial Ceramic Parts
lead-free piezoelectric ceramics, piezoelectric elements for flow sensor, ultrasonic transducer, piezo actuator
phosphor plate
-
Other products
We accept inquiries regarding products other than those listed above.