Company Overview

Scope of Business

Manufacture and sales of metal roof products, and contracted design and construction services thereof.Manufacture and sales of environment-friendly products, such as photovoltaic power generation system, and contracted construction services thereof.Manufacture and sales of waterproof sheet roof materials and contracted design and construction services thereof.

Major Customers

Government and other public offices; Kajima Corporation; Shimizu Corporation; Taisei Corporation; Obayashi Corporation; Takenaka Corporation; Watahan Co., Ltd.; Inouesada Corporation

Major Suppliers

Suzufuji Steel Services Co., Ltd.; Marubeni-Itochu Techno Steel Inc.; Furukawa Sangyo Kaisha, Ltd.; Nisshin Steel Co., Ltd.

Our Banks

Bank of Yokohama; Mizuho Bank, Ltd.; Japan Finance Corporation for Small and Medium Enterprise; Shoko Chukin Bank

Accreditation Number

No. 22-10671 as accredited by the Minister of Land, Infrastructure and Transportation: roofing, construction, steel structure, electricity
No. 22-10671 as accredited by the Minister of Land, Infrastructure and Transportation: Sheet metal; civil engineering; plastering; scaffolding; earth moving; stone tiles; bricks; blocks; paving; glass; painting; waterproofing; interior finishing


1-1-21 Shonandai,Fujisawa,Kanagawa Prefecture 252-0804, JAPAN

Tokyo Office

Touka Building ,1-16-1 Ginza,Chuo-ku,Tokyo 104-0061, JAPAN

International Business Department

In addition, we have 22 business and sales offices and 5 manufacturing bases in JAPAN.

Message from the President

“The roof leads the way for the future environment.” Since our foundation in 1965, we have been always pursuing new ideas and the technologies which meet the needs from customers mainly in the metal roofing territory. The efforts to the global environment problems are becoming serious and the existence value of the roof is growing because the roof is not only for protecting the building from wind and rain but also protect the environment. We, an expert of the roof, produce future technologies based on the corporate philosophy“ The environment creation for the 21st century” and continue to challenge“ further possibilities by the roof”.

President  Akifusa Funaki

Directors and Auditors

Chairman  Motokatsu Funaki
President and CEO Akifusa Funaki
Executive Vice President Seigo Kato
Managing Director Osamu Arima
Director Ryuji Okabe
Outside Director Ichiro Masuda
Outside Director Motoichi Minami
Standing Statutory Auditor Akira Horiuchi
Outside Auditor Akira Tonoki
Outside Auditor Sachio Kishii

Privacy Policy (Personal Information Protection Policy)

Gantan Beauty Industry Co., Ltd., recognizes that we have an important obligation to properly protect information that can identify an individual customer (hereinafter referred to as Personal Information), and we are committed to properly handling, managing, and protecting Personal Information according to the following policy

1.Purpose of Use

Personal Information we collect may be used for the following purposes:

To respond to or cope with customer inquiries, customer requests, feedback, and suggestions, including requests for informational materials. To send products, informational materials, or brochures to customers. To confirm, issue instructions, and communicate with customers in providing them with products and services.
To notify customers about after-sales services and maintenance.

2.Personal Information Sharing

Personal Information we collect may be shared with the following parties:

Our agents, distributors, and companies that have entered into distributorship agreements with us.
Contractors and builders that have entered into contracted construction service agreements with us.
Builders that are members of the Builders’ Association to which we belong.

3.Providing Personal Information to Third Parties

We will not provide nor disclose Personal Information to any third party, except for the purposes of use listed in 1 above, except for Personal Information Sharing in 2 above, or except where such provision or disclosure falls within any of the following categories:

If prior consent of the relevant individual is obtained. If an individual has expressly designated a third party or third parties to whom we may be permitted to provide or disclose Personal Information when we collect the Personal Information, and if such Personal Information is provided or disclosed to such third parties.
If the provision or disclosure of Personal Information is required by law or regulations. If the provision or disclosure of Personnel Information is required to protect human life, body, or property, and if it is difficult to obtain the consent of the relevant individual. If any government agencies or local government authorities require the Personal Information in order to carry out its duties as required by law or regulations and if implementation of such duties may be adversely affected if the consent of the relevant individual is obtained.

4.Management of Personal Information

We are committed to implementing the proper security measures to ensure that Personal Information shall be protected from loss, destruction, falsification, or leakage.

5.Compliance with Laws and Regulations

We are committed to full compliance with all applicable laws and regulations related to Personal Information, and we are also committed to reviewing the contents of this Policy on an ongoing basis and making continuous improvements as necessary.

6.For inquiries

For any inquiries, please contact the following:

International Business Department
Gantan Beauty Industry Co., Ltd.
Shonandai East Plaza
1-1-21 Shonandai,
Fujisawa City, Kanagawa 252-0804
Tel: +81-466-43-2187
Fax: +81-466-45-3037