
Press Release
May 30,2025
Fast Accounting and JAPAN BUSINESS SYSTEMS TECHNOLOGY Enter into Partnership
— A Key Step Toward U.S. Market Expansion for Accounting-Focused AI Solutions —
Fast Accounting (TOKYO:5588), a company striving to achieve accounting singularity, and JAPAN BUSINESS SYSTEMS TECHNOLOGY (JBS USA), the U.S. subsidiary of Japan Business Systems Inc. (TOKYO:5036), are pleased to announce that they have entered into a partnership agreement.
Through this partnership, JBS USA, which has a strong track record in IT implementation and operations in the U.S., will help deploy Fast Accounting’s AI solutions for accounting in a collaborative framework.

■ Background
Since its founding in 2016, Fast Accounting has focused on developing and delivering AI solutions specifically for accounting operations. JBS USA, established in 1997, is a trusted IT vendor that has provided optimal IT solutions primarily to Japanese companies operating in the United States.
Fast Accounting recently established its U.S. office in 2025. With this partnership with JBS USA, the company aims to accelerate its global expansion through collaboration with a partner deeply familiar with both the Japanese and U.S. markets.
■ Future Outlook
The initial phase of the partnership will focus on supporting the implementation of Fast Accounting’s solutions in U.S. subsidiaries of companies that have already adopted the system in Japan. This will be carried out in collaboration with JBS USA. Following that, the companies plan to gradually expand their reach into the broader U.S. market. Fast Accounting also intends to further strengthen its global sales network going forward.
■ Kosuke Minagi, President / CEO at JBS USA Comment
"The evolution of AI is proceeding at a pace beyond imagination, challenging the very foundations of business today. Since our founding in 1997, JBS USA has continuously supported the digital transformation of Japanese companies operating in the U.S."
He added, "We see great potential in Fast Accounting’s solutions, which we believe will help solve critical challenges such as labor shortages and rising costs. Together with President Mori, we are committed to delivering this value to as many companies as possible and supporting their sustainable growth in the U.S."
■ Keitaro Mori, President & CEO at Fast Accounting Comment
“We are delighted to collaborate with JBS USA, a company with extensive experience and a strong reputation in the U.S. market. This partnership marks a significant step forward for us in expanding into the American market.”
He added to say, “We hope that by having JBS USA implement our AI solutions, it will help expand our business. Moving forward, we aim to deepen this partnership and deliver high-quality services to our mutual customers.”
■ About Fast Accounting
“Achieving Accounting Singularity—Breaking Barriers to Inspire Confidence and Courage”
Fast Accounting promotes automation and efficiency in accounting operations by realizing accounting singularity. The company provides in-house developed services using generative AI and computer vision to large corporate accounting departments and accounting vendors. Through its mission to bring about a “singularity in accounting,” it seeks to resolve labor shortages in accounting and create an environment where accounting professionals can focus on enhancing corporate value through strategic accounting.
■ About JAPAN BUSINESS SYSTEMS TECHNOLOGY
JAPAN BUSINESS SYSTEMS TECHNOLOGY is the U.S. subsidiary of Japan Business Systems, delivering one-stop IT services to many Japanese companies based in California and beyond. Guided by the philosophy of “Bringing the best technology to everyone, everywhere,” the company contributes to client success by offering top-tier IT solutions and strives to be the company that clients say, “We're glad JBS USA is in the U.S.!”
Services include everything from IT infrastructure to business systems, and JBS USA provides bilingual support in coordination with its headquarters in Japan.
■ For Inquiries
Fast Accounting Co., Ltd.
Public Relations
E-mail: press@fastaccounting.co.jp
JAPAN BUSINESS SYSTEMS TECHNOLOGY
Sales Department
E-mail: jbs-sales@jbs.com
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