In order to enhance the credibility of their reporting, there has been an increase in the number of domestic and foreign companies and organizations, which seek to have the disclosure of non-financial information on their CSR Reports, Integrated Reports and Environmental Reports assured by an Independent Auditor.

Sustainability Accounting Co., Ltd (SusA) provides assurance to companies and organizations’ non-financial information at a highly competitive price. We provide assurance and related service through leveraging the distinguish know-how of the CEO of SusA, a Certified Public Accountant, who has solid management experience in providing assurance to non-financial information disclosed by a diverse range of companies at one of the largest accounting firms in Japan.

Objects of Assurance

Volume of greenhouse gas emissions, volume of its reduction

While we provide assurance on the volume of greenhouse gas emissions and the volume of its reduction, we also offer advisory service to reduce the volume of greenhouse gas emissions in a constructive manner. (Adapted to Scope 1, 2, 3).

Non-financial information

We provide assurance not only to aforementioned volume of greenhouse gas emissions and its reduction, but also to various non-financial information.

Our work

Independent Third-party Assurance services

1. Anritsu Corporation

2. Ishizuka Glass Co., Ltd.

3. EIZO Corporation

4. NTT DOCOMO, INC.

5. NTT FACILITIES, INC.

6. Taiheiyo Cement Corporation

7. TANAKA HOLDINGS Co., Ltd.

8. DUSKIN CO., LTD.

9. DENTSU INC.

10. TODA CORPORATION

11. Nishimatsu Construction Co., Ltd.

12. NSK Ltd.

13. NIPPON TELEGRAPH AND TELEPHONE CORPORATION

14. Murata Manufacturing Co., Ltd.

15. Ricoh Leasing Company, Ltd.

16. Leopalace21 Corporation