We have many years of experience and know-how
in domestic and international tax planning.
We provide tailored support
for foreign clients and clients with international assets, specializing in inheritance planning and tax filing.
- We handle over 1,000 consultations annually.
- We maintain partnerships with law firms and tax authorities worldwide.
- We provide services for overseas residents.
- We provide ongoing support for inheritance tax filings and related procedures after a succession.
- Our team includes specialists in various fields such as social insurance and labor consultants, certified public accountants, attorneys, judicial scriveners, and Registered Management Consultants.
- We have expertise in strategies to avoid double taxation.
About MAC
We are professionals specializing in inheritance
and tax filings
involving international assets,
with extensive cross-border experience.
We have three offices in Japan.
Even if there is no office near you, we provide prompt online services tailored to your needs.
Please feel free to contact us.
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Leverage the Strength
of
Our TeamWe have an organizational structure covering taxation, legal, and international services. Through close collaboration across these groups, we provide precise solutions for complex international inheritance and asset tax cases.
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A Team of Experts
Across Diverse FieldsOur team includes many certified professionals, including tax accountants, lawyers, certified public accountants, judicial scriveners, and administrative scriveners. We meet diverse client needs with a highly specialized team.
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Constantly Updated Expertise
We stay up to date with tax reforms and international regulatory changes. Leveraging insights gained from handling over 1,000 domestic cases annually, we provide optimal solutions.
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01
International Inheritance
Tax Filing -
02
International
Inheritance and
Estate Planning -
03
Overseas
Income Tax
Return Filing -
04
Exit Tax Filing
and Payment
Deferral
SERVICE
01
International Inheritance
Tax Filing
We provide services for cases in which the decedent or heirs reside overseas. Our international inheritance tax specialists offer a comprehensive, one-stop service for matters involving overseas assets.
Our Services
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01
Inheritance Tax Filing
for Clients with International AssetsInheritances involving overseas assets such as foreign real estate, bank accounts, and stocks require specialized services, including asset appraisal, obtaining and translating local documents, and checking for double taxation. We provide comprehensive support to ensure accurate tax filings in accordance with the laws of each country.
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02
Filing Inheritance Tax Returns
When the Decedent or Heirs Are Foreign NationalsWhen the decedent or heirs are foreign nationals, the scope of assets subject to Japanese inheritance tax depends on their nationality and country of residence.
Our firm provides comprehensive support to ensure that foreign nationals can complete inheritance procedures in Japan smoothly, including assistance with required documentation and guidance on cross-border legal and tax considerations. -

03
Filing Japanese Inheritance Tax Returns for
Decedents or Heirs Residing OverseasIf the decedent or heirs reside overseas, residency classification under Japanese inheritance tax law must be carefully determined.
We assist clients by collecting necessary documents from abroad, analyzing residency status, and ensuring accurate and compliant filing of Japanese inheritance tax returns. -

04
Preparing Inheritance Division Agreements
When Heirs Reside OverseasWhen an heir resides overseas, preparing an Inheritance Division Agreement typically requires signature certification, notarization, and translation of documents.
We provide comprehensive support for these complex and time-consuming procedures, ensuring a smooth and legally valid execution of the Inheritance Division Agreement. -

05
Assessment of Inheritance Tax Liability
The liability for inheritance tax differs depending on the nationality of the decedent or heirs, as well as their residence history over the past ten years.
We carefully assess each client’s individual situation in accordance with Japanese law to determine whether tax liability arises, thereby preventing unnecessary filings or incorrect tax payments.
Fees and Plans
International Inheritance
Tax Filing Service
- Inheritance Tax Filing & Representation
-
From 500,000 JPY
(Price may vary depending on the size of the inheritance.)
- Assessment of Tax Liability
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From 100,000 JPY
(Offered free of charge when contracted together with inheritance tax filing services.)
- Preparation of Inheritance Division Agreement
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From 100,000 JPY
(From 50,000 JPY if all heirs reside in Japan.)
Contact Us for
Free Consultation &
Inquiries
International Service /
Available 24 Hours
Please Specify Your Preferred
Date and Time
SERVICE
02
International Inheritance and
Estate Planning
We assist clients in planning and implementing optimal strategies for complex international inheritance, providing tailored support and guidance throughout the process.
Our Services
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01
Avoiding Probate:
Real Estate and Financial AssetsOverseas properties and financial assets may be subject to local probate proceedings, which can take considerable time and incur high costs during inheritance. We support smooth asset succession by utilizing strategies such as title transfers and trust structuring to help avoid probate.
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02
Avoiding Probate:
Using Overseas TrustsBy utilizing overseas trust systems and placing assets into trusts during one’s lifetime, complicated probate procedures after death can be avoided. Trusts also allow you to designate beneficiaries and prevent inheritance disputes. Our experts, well-versed in trust law across various countries, provide support in trust structuring.
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03
Avoiding Probate:
Preparing a WillDepending on the country or region, the validity of a will and the required procedures may differ. We provide support for drafting wills that are legally valid under both Japanese and foreign law. Multilingual assistance and notarization support are also available to significantly reduce the procedural burden after inheritance.
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04
Tax Planning
for Overseas Assets and Heirs:
Reducing Tax, Preventing Disputes, Protecting AssetsInheritances involving overseas assets or heirs living abroad face complex international tax and legal risks. Our firm offers comprehensive planning from the perspectives of avoiding double taxation, reducing tax burdens, preventing inheritance disputes, and protecting assets, thereby supporting the secure succession of your estate.
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05
Support for Inter Vivos Gifts
Outside of JapanTransferring assets to children and grandchildren living abroad requires a careful review of the gift tax laws in each country and their interaction with Japanese tax laws. At our firm, we provide comprehensive support throughout the entire process, from designing an appropriate scheme to executing the necessary procedures, in close collaboration with local attorneys and certified public accountants.
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06
Effective Use of Overseas Real Estate & Investment Consulting
For clients who own overseas real estate or are considering new investments, we propose strategies that take into account profitability, tax efficiency, and risk management. We support the development and implementation of optimal strategies tailored to your needs, including sales, rental management, and portfolio restructuring.
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07
Tax Simulations for Inheritance, Gift, and
Income Taxes
Related to the AboveIt is crucial to understand potential tax liabilities in advance when planning for inheritance, inter vivos gifts, or overseas investments. Our firm conducts tax simulations under multiple scenarios, clearly visualizes the results, and supports the formulation of optimal strategies based on the analysis.
Fees and Plans
International Inheritance
and Estate Planning
- Tax Simulations Based on the Status Quo
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From 100,000 JPY
(Inheritance Tax, Gift Tax, Income Tax)
- Planning for Inheritance Matters Other Than the Above
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Customized Estimate
Contact Us for
Free Consultation &
Inquiries
International Service /
Available 24 Hours
Please Specify Your Preferred
Date and Time
SERVICE
03
Overseas Income Tax Return Filing
Our experts provide accurate and seamless support for filing tax returns for individuals with overseas income.
Our Services
-

01
Filing Income Tax Returns
for Clients with Overseas Income (Including Salary, Pension, Dividends, Real Estate Revenue, and Capital Gains from Overseas Assets)If you earn income from overseas—such as salary from foreign employment, overseas pensions, dividends from foreign stocks, income from overseas real estate, or gains from the sale of foreign assets—you are required to file a tax return in Japan. Our firm provides comprehensive support, covering everything from verifying documentation from the source country and proper currency conversion to income categorization and calculation.
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02
Filing Income Tax Returns
Applying the Foreign Tax CreditWhen income earned overseas is subject to local taxation, the Foreign Tax Credit can be applied in Japan to prevent double taxation. Our firm provides specialized support including confirming the amount of foreign tax, preparing supporting documentation, and calculating the allowable credit, ensuring proper tax reduction.
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03
Tax Agent Designation & Support (Including Post-Departure Filings)
When relocating overseas, you must designate a Tax Agent to fulfill your Japanese tax obligations. Our firm not only prepares and submits the notification on your behalf but also provides ongoing support as your appointed Tax Agent after departure.
Fees and Plans
Overseas Income Tax Return Filing
- Preparation and Filing of Income Tax Returns
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From 200,000 JPY
From 150,000 JPY(If only domestic income is included.)
- Filing Tax Returns with Foreign Tax Credit
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From 150,000 JPY (Price may vary depending on the complexity of the tax return.)
(Including assessment for Foreign Tax Credit eligibility.)
- Tax Agent Application Support
-
From 100,000 JPY
(50,000 JPY if you appoint our firm as your Tax Agent.)
Contact Us for
Free Consultation &
Inquiries
International Service /
Available 24 Hours
Please Specify Your Preferred
Date and Time
SERVICE
04
Exit Tax Filing and Payment Deferral
Our experts provide full support
before your departure to minimize tax risks.
What is Exit Tax?

The exit tax system imposes taxation on individuals who hold securities and other assets exceeding a certain value in Japan, treating those assets as if they were sold at the time of departure. Advance planning is essential for those who intend to emigrate or reside abroad long-term.
Our Services
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01
Exit Tax Filing Support for Individuals Leaving Japan with Assets over 100 Million Yen
Individuals with securities and other assets exceeding 100 million yen who leave Japan are subject to exit tax on unrealized gains. Our firm provides comprehensive support, from identifying applicable assets and calculating unrealized gains to preparing and filing tax returns, ensuring accurate and complete reporting. We also offer clear guidance for clients relocating abroad for the first time.
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02
Exit Tax Payment Deferral Support
Under the exit tax system, a deferral of tax payments may be granted if certain requirements are met. Our firm carefully reviews eligibility, prepares the required documents, handles collateral procedures, and submits deferral applications on your behalf. We can also propose strategies to reduce the financial burden at the time of departure.
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03
Preparation and Submission of the Report of Foreign Assets
We provide comprehensive support for preparing and submitting the “Report of Foreign Assets” and other related filings required upon overseas relocation. Our services include reviewing the accuracy of the information, drafting documents, and handling submissions on your behalf. With thorough schedule management, we ensure compliance and help you avoid the risk of severe additional taxes for filing violations.
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04
Preparation and Filing of Tax Agent Notifications (Including Post-departure Tax Return Support)
When relocating overseas, it is necessary to file a notification appointing a tax agent in Japan to fulfill domestic tax obligations. Our firm provides end-to-end support, including preparing and submitting the notification form, handling tax returns after departure, and offering ongoing assistance with tax obligations. We establish a reliable system to ensure peace of mind even after moving abroad.
Fees and Plans
Exit Tax Filing and Payment Deferral
- Preparation and Filing of Exit Tax Returns and Tax Representation
-
From 200,000 JPY
- Asset Valuation
-
From 100,000 JPY
(Offered free of charge when contracted together with income tax filing services.)
- Payment Deferral Review and Procedures
-
From 200,000 JPY
- Preparation and Filing of the Report of Foreign Assets
-
From 50,000 JPY
(Offered free of charge when contracted together with income tax filing services.)
- Preparation of Documents for Tax Agent Notification
-
From 100,000 JPY
(From 50,000 JPY, if appointing our firm as tax agent.)
Contact Us for
Free Consultation &
Inquiries
International Service /
Available 24 Hours
Please Specify Your Preferred
Date and Time
Case Studies
Consultation Flows
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STEP
01
Free
Contact Us via Inquiry Form
Consultation & Inquiries -
STEP
02
Free
Consultation
Meeting -
STEP
03
Electronic
Contract -
STEP
04
Prepare
Required
Documents -
STEP
05
Execution of Contracted Tax Services
Our Consultants
Our team consists of experienced consultants
specializing in inheritance and taxation of overseas assets.
Certified Public Tax Accountant
Junichi Fujikawa
I specialize in asset taxes, including inheritance, business succession, capital gains, and real estate income tax. I provide customized consulting services using the latest knowledge.
International Asset Tax Private Consultant
Satoru Ohtomo
I specialize in inheritance planning and asset taxation, offering consulting and tax planning services. I offer tailored strategies to ensure smooth wealth transfer to the next generation, while always prioritizing your perspective.
About us
- Company Name
- MAC Consultants Co., Ltd. / MAC Midland Tax Co.
- Business Overview
- Business Succession Consulting / M&A / Inheritance Consulting / Organizational Restructuring Consulting
- CEO
- Koichi Saito
- Number of Staff
- Approximately 120
- Website
- https://www.mac-g.co.jp/
- Group Companies
- MAC Consulting Group – Total of 10 companies
- Offices / Locations
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●Nagoya Head Office
21F, Dai-Nagoya Building
Google Maps
3-28-12 Meieki, Nakamura-ku, Nagoya, Aichi
450-6421, JapanTEL: +81-52-433-8820 FAX: +81-52-433-1308
●Tokyo Nihombashi Office
5F, E.T.S. Muromachi Building
Google Maps
3-3-1 Nihombashi Muromachi, Chuo-ku, Tokyo
103-0022, JapanTEL: +81-52-433-8820 FAX: +81-52-433-1308
●Yokohama Office
9F, Queen’s Tower A
Google Maps
2-3-1 Minato Mirai, Nishi-ku, Yokohama, Kanagawa
220-6009, JapanTEL: +81-52-433-8820 FAX: +81-52-433-1308
Free Consultation
We provide services for clients from overseas.
24/7 Availability
We will respond to inquiries during business hours.
Depending on the nature of your request, it may take some time, or we may be unable to respond.
We appreciate your understanding.

In-Person Consultation
- Please visit our Nihombashi or Yokohama office.
- For clients living in the Tokyo area (Tokyo, Kanagawa, Saitama, Chiba), home visits can be arranged.
- Please provide detailed information about your inquiry in the form.
- There is no obligation to sign a contract.

Schedule an Online Consultation
- Consultation Hours: 9:00 AM – 8:00 PM (JST)
- Consultations via Zoom.
- Fees may apply from the second consultation.
- Please provide detailed information about your inquiry in the form.
- There is no obligation to sign a contract.