About us

Grant Thornton International Ltd

Grant Thornton is one of the world’s leading organisations of independent assurance, tax and advisory firms. These firms help dynamic organisations unlock their potential for growth by providing meaningful, forward looking advice. Proactive teams, led by approachable partners in these firms, use insights, experience and instinct to understand complex issues for privately owned, publicly listed and public sector clients and help them to find solutions. More than 40,000 Grant Thornton people, across over 130 countries, are focused on making a difference to clients, colleagues and the communities in which we live and work.

Grant Thornton Japan

Grant Thornton Japan is one of Japan’s leading audit, accounting, tax and business advisory firms dedicated to serving the needs of public interest entities and privately held businesses.
Grant Thornton Japan consists of Grant Thornton Taiyo LLC, Grant Thornton Taiyo Tax Corporation, Grant Thornton Taiyo Inc., Grant Thornton Taiyo Advisors Co., Ltd. and Grant Thornton Taiyo Human Capital Corporation. As a member firm within Grant Thornton International we have access to member and correspondent firms in over 130 countries, offering our clients specialist local knowledge supported by international expertise.
Grant Thornton International and the member firms are not a worldwide partnership. Services are delivered independently by member firms.
What is member firm?
What is correspondent firm?

Grant Thornton Taiyo LLC

Audit services for various kinds of industries including international companies, Statutory Audit for financial statements prepared in accordance with Japanese GAAP, Audits for Pre-IPO companies’ financial statements, Audits for foundations/associations, social welfare corporations, etc. , Audits for SPEs, funds, etc. , Audits for financial statements prepared in accordance with US GAAP & International Financial Reporting Standards (IFRS), Agreed-upon procedures engagement, financial due diligence, IPO (Initial Public Offering) advisory, IFRS conversion advisory, consultation for business risk services such as internal control, etc., Audits for shinkin banks under the Shinkin Bank Act, Audits for private schools under the Private School Promotion Subsidy Law

Grant Thornton Taiyo Tax Corporation

Tax compliance, Consolidated tax payment, Tax practice review and advisory, International tax, Transfer pricing, China business and tax consulting, Tax consulting for company reorganizations, Intercompany transaction planning, Litigation and dispute consulting, Expatriate tax services

Grant Thornton Taiyo Inc.

Capital management, Stock/business evaluation services, Outbound/overseas business support, Business succession/international inheritance/family office services, Tax services for public interest corporation, Information system integration and operation, Business process reengineering

Grant Thornton Taiyo Advisors Co., Ltd.

Due diligence services, business valuation, business risk service (internal control and internal audit support service), information technology consulting, forensic and investigation services, Business Restructuring & Recovery, Support for Overseas Expansion, Management Consulting.

Grant Thornton Taiyo Human Capital Corporation

Payroll and social insurance compliance outsourcing, HR and labor advisory, Supporting overseas assignment , Representation before labor authorities in audits and examinations and Internal audit assistance.

Grant Thornton Taiyo Accounting Service Inc.

Bookkeeping (preparation of journal entries and reconciliation with supporting documents etc.) , Monthly and yearly reporting (under US GAAP, IFRS and Japan GAAP etc.) , Keeping custody of client's bank accounts, payment of client’s vendor invoices and employees’ expense claims and support in setting up a web banking system, Preparation of reporting package to be sent to the headquarters office. , Preparation of statutory reports, such as monthly monitoring reports which should be submitted to the FSA. , Preparation of accounts analysis for financial auditors, Calculation of depreciation expense and preparation of depreciatiable assets ledger. , Corporate secretarial services.