Frequently Asked Questions Frequently Asked Questions
Frequently Asked Questions about Company Information
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It is T2-0800-0101-4031.
This is also listed on the "History & Overview" page within the site.
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It was established in October 1981 (Showa 56).
The root of the company, Nanbu Trading Co., Ltd., was founded in October 1955 (Showa 30). After changing its name to Nanbu Kogyo Co., Ltd. in December 1956 (Showa 31), it was established as Nanbu Kasei Co., Ltd. in October 1981 (Showa 56).
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It symbolises the diversification of business and the company's development, based on the "N" of "Nanbu" and the "N" of "Nippon."
This company logo, symbolising the diversification of business and the company's development, based on the "N" of "Nanbu" and the "N" of "Nippon," was created in 1964 (Showa 39) during the Nanbu Kogyo era, the roots of Nanbu Kasei, and was subsequently imprinted on Nanbu Light, developed later, and sent out worldwide.
It was later inherited by Nanbu Kasei and is still in use today after minor modifications.
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Please refer to the "History & Overview" page on our site.
Please refer to the "History & Overview" page on our site.
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Please refer to the "Sustainability" page on our site.
The Nanbu Kasei Group aims to improve corporate value by promoting unity in diversity through the embodiment of its corporate philosophy: "Challenge and Innovation. Creating the future for the Earth and its people."
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Please refer to the "Company Information" page on our site.
Please refer to the "Domestic Bases" and "Overseas Bases" sections on the "Company Information" page of our site, where the contact information for each base and sales office is provided.
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Please consult us via the "Contact Us" page on our site.
Please consult us via the "Contact Us" page on our site. We cannot be held responsible for any damages incurred by your company or yourself due to linking to this website without our permission.
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Please refer to the "Terms of Use" page on our site.
Please check the "Copyright/Ownership" and "Trademarks" sections on the "Terms and Conditions" (Site Policy) page of our website.
Frequently Asked Questions about Technology
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Please feel free to consult with us.
We offer solutions such as proposing resin materials and product shapes for replacement, and providing technical support.
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We will respond in the optimal way according to the content.
We basically handle design in-house, but for some special cases, we work with partner manufacturers under confidentiality agreements.
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It depends on the required precision.
We have experience with maximum wall thickness of 25mm and dimensional accuracy of ±0.01mm, but this can vary in either direction depending on your required precision. Please consult with us first.
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Yes, it can.
We have experience in secondary processing using laser irradiation (e.g., drilling the tip of a baby bottle) and various assembly processes.
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We have experience processing a wide variety of resins.
For thermoplastic resins, we have experience processing PC and AAS, and for thermosetting resins, UP (unsaturated polyester resin)-BMC. We also have experience processing transparent lens products.
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There are many applications.
New applications are continuously being developed, such as optical applications like AR (Anti-Reflection) coatings and mirror (anti-reflection) coatings, as well as functional applications like water-repellent/dirt-repellent coatings and electromagnetic wave shielding.
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We do it ourselves.
We formulate the liquids ourselves in a dedicated formulation room installed within our factory.
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They are strictly managed in a dedicated storage facility.
Formulated liquid materials are strictly managed under lock and key in a dedicated storage facility.
Frequently Asked Questions about Products
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Yes, we do.
We offer both original Nanbu Kasei products, such as window sills for unit baths and shelves for kitchens, as well as products made to customer specifications.
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We have extensive experience in manufacturing products from a wide variety of materials.
For thermoplastics, we have extensive experience with PP, PC, PBT, AAS, POM, PA, and various composite materials. For thermosetting resins, we have extensive experience with UP (unsaturated polyester resin)-BMC, etc.
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We can produce products ranging from small to large sizes.
We have a wide production line with clamping forces ranging from 80 to 1300 tons, which is a measure of the class of injection moulding equipment. We can manufacture products in sizes corresponding to our equipment. For thermosetting resins, we have dedicated moulding equipment of 350 tons.
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We have products up to a maximum width of 600mm.
Depending on the raw material and cross-section, we have products with a maximum width of 600mm.
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It varies depending on the material, shape, and size of the product.
Please feel free to contact us.
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Yes, they are.
We have various testing equipment in-house and conduct various tests according to the required quality.
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We have experience in the development and production of aspheric lenses for automotive headlamps and fog lamps.
We have experience in the development and production of aspheric lenses (high beam/low beam/cornering) for automotive headlamps and fog lamps.
We also have experience in the production of light guide rods.
We are currently working on prototypes for lenses for automotive HUD (Head-Up Displays) and lenses for traffic infrastructure.
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We can manufacture lens products of various sizes according to your requirements.
We have numerous dedicated production lines for lens products with clamping forces ranging from 80t to 450t, which is a measure of the class of injection moulding equipment. We can manufacture lens products in sizes corresponding to our equipment.
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We carry out mass production for various vehicle models from each automotive manufacturer.
Through automotive lamp manufacturers, our lenses are adopted by various automotive manufacturers, and we carry out mass production for various vehicle models.
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We can provide integrated support from mould design and manufacturing to mass production.
We provide integrated in-house support from mould design and manufacturing to performance evaluation, mass production, and quality assurance.
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While one micro-prism array can project only one pictogram, it is possible to project the same pictogram multiple times.
For example, if you want to project three types of pictograms, you will need to produce three types of micro-prism arrays, but it is possible to project the same pictogram multiple times.
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We have metallic-look printing film, genuine wood grain sheets, decorative printing film, FPCs, etc.
Our past achievements include insert-moulded products using metallic-look printing film, genuine wood grain sheets, and decorative printing films such as wood-grain patterns (PET, PC, PMMA). In addition, we can also handle insert-moulded products for FPCs (Flexible Printed Circuits).
We will do our best to meet your requirements even if they are outside the scope of the above.
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There are some shape restrictions, but we will realise your requirements as much as possible.
Due to the differing characteristics of the films used, there are shape restrictions. However, through discussions with you, we will make various proposals to realise your desired shape as much as possible.
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All manufacturing is carried out in cleanrooms.
Within cleanrooms compliant with Class 10,000 to 100,000 standards, we perform integrated processes including assembly, inspection, and packaging, in addition to resin moulding.
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We have a wide range of resins, from general-purpose plastics to super-engineering plastics.
We have products made from a variety of resins, from general-purpose plastics such as PP, PS, PE, ABS, POE, PC, PSU, and silicone, to super-engineering plastics. Please also feel free to consult us about products made from resins other than those listed above.
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We also undertake assembly, product finalisation, and various secondary processing.
We have products that involve the assembly of multiple resin-moulded parts, or kitting (moulding to assembly, filling to inspection to packaging) by combining with instruction manuals and accessories. Furthermore, by producing these in fully automated, one-stop processes, we offer customers the benefits of improved QCD (Quality, Cost, Delivery).
We also have products that undergo secondary processing other than the above, so please feel free to consult us first.
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We will respond according to your requirements.
We have both vertical and horizontal LIM moulding equipment, and we select the moulding machines, ancillary equipment, etc., according to the shape, specifications, and material characteristics of the product.
We will consider and propose a process that meets your requirements, so please feel free to consult us first.
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Yes, it can.
We have our own vulcanisation equipment. By handling the post-moulding vulcanisation process in-house, we also contribute to shortening the lead time until delivery.
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Production is possible.
In addition to test tubes, we have experience in producing microplates made of PC, etc. Please feel free to consult us first.
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We can accommodate this.
We can handle not only filling with medicinal liquid, but also attaching identification labels, and enclosing accessories and instruction manuals. We also have a process for fully automating these steps.
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We can create them integrally through 2-colour or 3-colour moulding.
Please consult us regarding material combinations.
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With the exception of some items, all support has ended.
Due to the difficulty in securing parts necessary for repairs, we have ended all support services (inspections/repairs, telephone/email consultation services, supply of parts/consumables, etc.). We sincerely thank you for your patronage over many years.
Regarding alkaline ion water purifiers, support services have been transferred to another company.
For details, please click "Learn more here".
Frequently Asked Questions about Prototyping
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Please feel free to consult us.
In order to provide continuous support to our customers, we would like to assist by proceeding with prototyping while also discussing the direction of mass production.
Frequently Asked Questions about Recruitment and Working Styles
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For new graduates, there are no specific required qualifications.
As you will be using a car frequently for commuting and work, we recommend obtaining a standard driver's license.
For career hires, the qualifications listed in the essential requirements of the job posting are mandatory.
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They are decided based on the content of the personnel interview after joining the company.
For new graduate recruitment, after touring each business site during the new employee training after joining the company, we will conduct an HR interview, and decisions will be made based on the content of that interview.
For career recruitment, placement will be at the location indicated on the job posting.
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Initially, it will be at one of the business sites within Shizuoka Prefecture.
For new graduate recruitment of high school graduates, placement will generally be at a business site within commuting distance from home. For career recruitment, it will be at the location stated on the job posting.
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SPI aptitude test and individual interview.
New graduates (high school): SPI aptitude test (mark sheet) + individual interview (executives)
New graduates (technical college, vocational school, university, etc.): Individual interview (General Affairs) ⇒ SPI aptitude test (online) ⇒ Individual interview (executives)
Career recruits: Individual interview (General Affairs, recruiting department) ⇒ Individual interview (executives)
Factory tours and visits with current employees are also available at any time in advance, so please feel free to contact us if you are interested.
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We have a fully equipped leased company housing system.
We have a fully equipped leased company housing system. We also offer a system to support housing costs for self-arranged accommodation in the form of a housing allowance.
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Yes.
There are fluctuations due to busy periods, etc., but the company-wide average last year was 13 hours per month. Target hours are set and managed for each workplace.
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One month after joining the company.
Ten days of paid leave will be granted one month after joining the company.
After that, paid leave will be granted each April according to the number of years of service.
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Depending on the workplace, there may be shift work.
Depending on the workplace, there may be shift work. The basic hours for day shifts are from 8:00 to 17:00.
