Team CFO Brain is a team of accounting and finance professionals serving clients to succeed in their Japan business.



Team CFO Brain®

Team CFO Brain works together with CFO and Controller to serve clients and create cash flow from their Japan business.

Team CFO Brain consists of accounting and finance professionals who have expertises in global business.

We provide solutions and build systems that work for Japan businesses to create cash flow.

Trademark rights of CFO Brain® is reserved by ITO CPA Office. 






*「CFOブレイン®」及び「CFO Brain®」は伊東公認会計士事務所の登録商標です

Management Advisory Services (MAS)

We provide management advisory services for CFO and Controllers of foreign companies with our expertise in the following area.
  1. Budgeting & Forecasting
  2. Business Plan
  3. Capital Budgeting
  4. Mergers & Acquisitions
  5. Business Valuation 
  6. Equity & Debt Financing 
  7. Financial Reporting
  8. Financial Analysis
  9. Risk Management
  10. Internal Control

Tax Advisory Services (TAS)

We provide tax advisory services for CFO and Controllers with our expertise in the following area
1. Tax planning 
2. Transfer Pricing 
3. Deferred Tax Accounting 
Our tax professional team provide tax compliance services for our client to fully satisfy their specific demands. 
1. Corporate income taxes (national & local)
2. Consumption tax (Value Added Tax in Japan)
3. Depreciable fixed asset tax
4. Business premises tax

Why is Team CFO Brain the best partner for your Japan business?

  • We are a team of accounting and finance professionals with a wealth of practical experience working for foreign companies in Japan.
  • We provide solutions and build systems that help your Japan business create cash flow.
  • We can address Japan-specific issues in both Japanese and English.
  • In addition to providing high-quality tax compliance services, we offer strategic tax advice from a CFO's perspective.
  • We also work closely with a select group of external professionals to maximize our resources and expertise.

Business Partners

Depending on the nature of the services, we cooperate with external business partners. 

【Our business partners】

  • accounting professionals (Japan, United States, United Kingdom, India,   Singapore, etc.) 
  • lawyers  (Japan, United States, United Kingdom, India, Singapore, etc.) 
  • international tax experts 
  • international administrative scrivener
  • judicial scrivener
  • social insurance and labor expert 
  • business consultant
  • Accounting Outsourcing Company, etc.



  1. 予算管理、業績予測
  2. 事業計画
  3. 設備投資計画
  4. M&A 
  5. 企業価値評価
  6. 資金調達
  7. 財務報告
  8. 財務分析
  9. リスクマネジメント
  10. 内部統制



1. タックスプランニング

2. 移転価格

3. 税効果会計



1. 法人税、地方税

2. 消費税

3. 償却資産税

4. 事業所税



  • 私たちは、日本に進出する外資系企業での実務経験を豊富に持つ経理財務専門家チームです。
  • 私たちは貴社の日本ビジネスがキャッシュフローを創出するためのソリューションを提供し、仕組みを構築します。
  • 私たちは、日本特有の問題について、日本語と英語の両方で対応できます。
  • 高品質な税務申告サービスを提供すると同時に、CFOの視点からの戦略的な税務アドバイスを提供しています。
  • 私たちは、選りすぐりの外部専門家グループと緊密に連携し、リソースと専門知識を最大限に活用しています。




  • 会計士(日本、米国、インド、シンガポールその他)
  • 弁護士(日本、米国、インド、シンガポールその他)
  • 国際税務専門税理士
  • 国際法務専門行政書士   
  • 司法書士、行政書士 
  • 社会保険労務士
  • 経営コンサルタント 
  • 経理アウトソーシング会社 など