About us

Rayport Advisory Co., Ltd. is an accounting and financial advisory firm founded on the expertise and practical experience of certified public accountants and certified tax accountants.
In an era where rapid change and uncertainty are the norm, companies’ challenges are diversifying and becoming increasingly complex. We provide precise and flexible support to enable our clients to move forward with confidence in such an environment.

The name “Rayport” embodies our aspiration to be a guiding light (Ray) for our clients, illuminating the path forward and supporting them from an accounting and management perspective.
We address a wide range of accounting and management challenges, including accounting and financial consulting, global governance advisory, and IPO advisory, contributing to the sustainable growth of companies.

We possess the flexibility to handle not only domestic matters but also overseas subsidiaries and global projects. With our solid expertise supporting management decisions, we propel our clients’ sustainable growth.

Profile

Rayport Advisory Co., Ltd　CEO

Sho Ikeda

CPA, Tax Accountant

After graduating with a master’s degree from Kyushu University, he joined Deloitte Touche Tohmatsu LLC, where he engaged in accounting audits for companies ranging from locally-based businesses to large-scale global listed companies, regardless of size or industry. Additionally, he was involved in accounting advisory services such as IPO support, assistance with the implementation of new accounting standards, and support for internal control development.
He also spent two and a half years at the Deloitte LLP London office, where he was responsible for accounting audits of overseas subsidiaries of Japanese companies.
In September 2025, he established Rayport Advisory Co., Ltd.

Our Strength

Global expertise backed by members with overseas assignment experience

Comprehensive services based on expert
ise and practical experience cultivated over 10 years at a major audit firm

Flexible and prompt support tailored to the customer’s perspective