About JGA

Comprehensive Support by Specialized Experts

We specialize in management consulting (strategic financial analysis, business planning, KGI/KPI and action plan design, etc.), inbound support, international tax consulting, IPO support, and internal digital transformation (DX). By assigning experts in each field and providing a broad range of tailored proposals, we have earned strong trust and positive feedback from our clients.

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Satisfying Life & Work

Satisfying Life & Work

We deliver happiness to everyone involved with us.
JGA Tax Corporation is a team of professionals providing top-quality accounting, tax, and financial consulting services, backed by the high capabilities of our staff. Specialists with deep expertise in each area stand firmly by our clients’ side and swiftly propose solutions that go beyond what our clients initially envision. Time is limited, and so is the time we can spend with each client. Within that finite timeframe, we approach every engagement with care, pride, and a strong sense of ownership, creating a positive spiral of happiness.

To build this spiral of happiness, JGA Tax Corporation does not limit the scope of its services. In addition to accounting and tax consultations, please feel free to talk to us about any matter, no matter how small it may seem. It is often through casual, day-to-day conversations that a strong relationship of trust is formed, and that trust enables us to provide truly optimal advice.
Fulfilling work nurtures happiness and leads to even greater happiness. At JGA Tax Corporation, we take great joy in helping our clients achieve greater happiness, and we devote ourselves to this mission in our daily work.

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Representative Partner
Certified Tax Accountant

Shigeo Harashima

With the founding philosophy of “providing services that delight as many clients as possible,” Harashima founded Harashima Accounting Firm in 2006. In Japan, by maintaining a broad service scope and delivering finely tuned, client-focused support, he has been providing accounting, tax, and financial consulting to an extensive client base, from sole proprietors through to listed companies.
In the period of profound change around 2010, driven by a surge in clients expanding abroad, he developed a clear vision that tax accountants should pursue opportunities worldwide. To realize this vision, he founded J Glocal Accounting Co., Ltd. In 2013. Believing that successful international business requires integrated support from both Japan and the local country, he offers integrated services from Japan and Thailand, helping Japanese corporate groups, including their overseas subsidiaries, achieve overall optimization.
Positioning July 2023 as the start of the firm’s “third founding phase,” he led the organizational restructuring into JGA Tax Corporation. His areas of expertise include management consulting, inbound support, international tax consulting, IPO support, and more.

Representative Partner
Certified Tax Accountant

Yohei Katase

As the tax industry has evolved, Katase has come to view international business as the final frontier and has devoted much of his career to cross-border matters since his time at a tax corporation.
With the view that international business has two pillars – support from Japan and support within the local country – and that meaningful best-practice advice on local operations requires being stationed locally, he relocated to Mexico in 2013 to assist in founding a local accounting consulting firm.
After relocating to Mexico, he primarily supported Japanese companies entering the Mexican market and provided management consulting to local Japanese subsidiaries, including business planning, annual budgeting, internal control and fraud investigations, various due diligences, and preparation of consolidation reporting packages.
In 2016, he moved to Thailand and founded Bridge Note (Thailand) Co., Ltd. (now BM Accounting Co., Ltd.), followed by organizing the transfer pricing division of PT. Bridge Note Indonesia in Indonesia.
In 2018, as a founding member of the Thailand Transfer Pricing Tax Council, he worked to raise the overall service level of transfer pricing in Thailand. His areas of expertise include management consulting, inbound support, international tax consulting, and internal digital transformation (DX), among others.

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Firm Name
JGA Tax Corporation
Established
July 2023 (Originally founded in July 2006)
Representative Partners
Certified Tax Accountants
Shigeo Harashima
Representative Partners
Certified Tax Accountants
Yohei Katase
Address
3F Shibuya Higashi KM Building 1-27-7 Higashi, Shibuya-ku,Tokyo 150-0011, Japan
Telephone
03-6303-1771
Group Company
J Glocal Accounting Co., Ltd. (Thailand)
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