For Corporations
Overseas Expansion Consulting

Problem If you have concerns about expanding overseas to the ASEAN region (Cambodia, Thailand, Myanmar) or the United States, consult with Tsuji & Hongo.
- Want to know the procedures for establishing a subsidiary overseas
- Need consultation on local legal, labor, and tax matters
- Prefer a one-stop service for both overseas expansion and Japan’s accounting and tax matters
- Want to understand local regulations and permits
- Need a one-stop service for overseas subsidiary establishment support
Expansion into Cambodia

Supported by the Cambodia Accounting Office
The Cambodia office was established in February 2011 and operates from the capital, Phnom Penh. As of December 2024, it has grown to 29 employees, serving approximately 70 clients.
We provide reliable, globally standardized services as a trusted partner, growing alongside our clients and fully supporting their success.
Features of the Cambodia Accounting Office




Service Overview
We provide extensive support, including accounting, taxation, and payroll services, for companies expanding into Cambodia. Our experienced professionals streamline complex procedures and strongly back your business operations.
Accounting & Tax Support
- Bookkeeping in compliance with local standards, preparing monthly financial statements
- Monthly tax filings by the 20th for VAT, payroll tax, withholding tax, and sales tax
- Annual corporate tax return submission by March 31 of the following year
Inventory Advisory Services
International Tax Advisory
Gold Certificate Application Support
Outsourced Administrative Services
Transfer Pricing Compliance
Expansion into Thailand

Supported by the Thailand Accounting Office
Established in 2017, our Thailand office provides comprehensive accounting, tax filing, payroll, and payment services, as well as tax dispute resolution and transfer pricing documentation support.
We also enhance efficiency through multilingual, multi-currency monthly reports using cloud accounting software, supporting our clients' growth with reliable expertise.
Features of the Thailand Accounting Office




Service Overview
We provide extensive accounting, tax, and payroll services for companies expanding into Thailand. Our experienced professionals streamline complex procedures and strongly back your business operations.
Accounting & Tax Support
- Bookkeeping in compliance with local standards
- Monthly VAT and withholding tax filings
- Monthly reports in English and Japanese
- Corporate tax filings and financial statement preparation
Cloud Accounting Utilization
Individual Tax & Payroll Support
Tax Audit & Transfer Pricing Compliance
Company Establishment & Licensing Support
Expansion into Myanmar

Supported by the Myanmar Accounting Office
Since its establishment in August 2015, our Myanmar office has provided payroll, accounting, and tax services to many Japanese companies. Recently, we have also begun offering liquidation services for businesses withdrawing from the market.
Features of the Myanmar Accounting Office



Service Overview
We provide extensive accounting, tax, and payroll services for companies expanding into Myanmar.
Accounting & Tax Support
Company Establishment Support
Company Liquidation Services
Expansion into the United States

Supported by the U.S. Accounting Office
We partner with Professional Outsourcing Solutions Inc. (POSI), a major Japanese accounting firm in Los Angeles (Torrance), to provide end-to-end services from company establishment to ongoing accounting, tax, and HR support.
Japanese staff from Tsuji & Hongo are permanently stationed at POSI, ensuring seamless support between Japan and the U.S. Our New York office also has Japanese staff, covering all of the U.S. with detailed, Japan-specific services.
Features of the U.S. Accounting Office



Service Overview
Accounting & Tax Support
Payroll & HR Support
Company Establishment & Maintenance
Office Setup Support
Support Process (Example)

サービスに関するお問い合わせ
サービスに関するお問い合わせ、初回無料相談のご予約、税務業務のご依頼などをお受けしております。
※内容によってはお返事にお時間をいただく場合がございます。あらかじめご了承ください。
法人のお客様はこちら
お電話でのお問い合わせ
受付時間:9:00~17:30(土日祝・年末年始除く)
お電話でのお問い合わせの場合、原則折り返し対応となります。
自動音声ガイダンスにしたがって、
お問い合わせ内容に沿った番号を選択してください。