For International Clients
Welcome to Akitsuyu International and
Patent Law Firm
Akitsuyu International and Patent Law Firm is one of the top law firms specializing in assisting and representing international corporations and foreign residents in Japan and overseas. All our attorneys and counselors speak English and/or other languages (Chinese, Vietnamese, and Russian). We always wish providing distinctive and professional legal services to our clients.
Our firm has extensive experience in regard to international fields such as:
- International Business Transaction
- IP business licensing and Trademark registration in JPO
- International and domestic M&A, purchase of corporation.
- Investment in real estates in Japan (land, building, etc.)
- International divorce and International inheritance
- Labor dispute and litigation
- Traffic accident
Online Legal Consultation is Available
As well as in-person legal consultation, our firm provides online legal consultation at your convenience: Zoom, Messenger, WhatsApp, or LINE. Please feel free to contact us if you need online legal consultation in Japan or from overseas.
The consultation fees are JPY5,500/30min for individuals and JPY11,000/30min for corporations (Tax inclusive).
Office Information & Access
| Office Name | Akitsuyu International Law & Patent Office (LPC) |
|---|---|
| Representative Attorney | Akitsuyu OGAWA |
| Bar Association | Aichi Bar Association, Japan Federation of Bar Associations |
| Address | Nagoya Sakae Bldg. 4F, 5-1 Buheicho, Higashi-ku, Nagoya, Aichi 460-0008, Japan |
| Phone | +81-52-957-6400 |
| Business Hours | 9:00 – 18:00 (JST), Monday to Friday |
Contact Us for Legal Assistance
If you need legal assistance, please do not hesitate to contact us.
Our Strengths
Three key principles that help us earn our clients’ trust.
Extensive Experience and Knowledge
Our firm has handled a wide variety of cases. We leverage this experience to find the optimal path to resolution for complex issues from multiple perspectives.
Detailed Hearings
We make every effort to accurately grasp the background of the issue and your requests by carefully listening to your story. Please do not hesitate to ask any questions if you have any concerns or uncertainties.
Handling International Cases
Leveraging experience from degrees at the University of London and training at local law firms, we also handle international cases. Feel free to consult with us about Japanese companies’ overseas expansion or legal issues involving foreign countries.
Key Practice Areas

International Business Transaction
More information
- Foundation of a Japanese corporation in Japan
- Closure/withdrawal of business from Japan
- Investment in Japanese corporation or business in Japan
- Purchase/ownership change of a Japanese corporation
- Debt collection/recovery from Japanese corporation
- Hiring and managing employees in Japan
Need Help With A Legal Problem?
Akitsuyu International and Patent Law Firm can provide professional legal services to assist and resolve the international business concerns or disputes such as:
- I am planning to establish a Japanese corporation. What are the pros and cons in founding a Japanese corporation? Also, I would like to know the procedure, costs, time, and risks for such establishment.
- I would like to purchase a business entity in Japan. What are the choices for such purchase? Are there any restrictions for selling/purchasing Japanese corporation?
- I ordered and paid for commodities to a Japanese trading company, but the company does not seem like ship them to me. What should I do for this case?
- I have a Japanese subsidiary corporation in Japan. I learnt, in Japan there is something called “Life-time Employment” system. Are there any ways to minimize risks from such system?
- Recently, I heard the minimum number of invested capitals to get “Business Manager” visa has increased from JPY5,000,000 to JPY30,000,000. Can you reorganize my business scheme in Japan?
- Recently real estate market in Japan is increasingly attractive, and I plan to purchase or invest in real estates within Japan. What concerns should I be aware of?
- For business in Japan, our company needs to know Japanese version of GDPA. Can you advise?
- We are planning to hire engineering experts in Japan. What should we be aware of regarding non-competition and/or non-solicitation regulations in Japan?
- Our corporation is planning to provide a loan with security interests for Japanese entity. What form of securities are available for us in Japan?

IP business licensing & Trademark registration
More information
- Consultation, application, prosecution, and registration of your Trademark in Japan Patent Office
- Consultation, application, prosecution, and registration of your other IP rights (Patent/Utility Model/Industrial Design/Copyright/Unfair Competition/UPOV) in and out of Japan Patent Office
- Branding strategy and management of your IP business in Japanese market
- Drafting, reviewing, and revising your License Agreement on Patent/Utility Model/Industrial Design/Trademark/Copyright/UPOV rights
- As your legal counsel acting and Representing on your behalf, negotiating on the terms and conditions of IP License Agreement in accordance with our standard practice in Japan and on the international fields
- Drafting and sending warning letter and doing settlement negotiation to the infringer(s) of your IP rights
- Acting on behalf of your corporation, filing a litigation to Tokyo/Osaka IP judicial court in Japan against infringer(s), in order to execute and enforce your IP rights
Need Help With A Legal Problem?
Akitsuyu International and Patent Law Firm can provide professional legal services to assist and resolve the international business concerns or disputes such as:
- I need to have a legal consultation to apply for Trademark registration in Japan Patent Office. Can you help me for such consultation and Trademark application, particularly costs, time, and risks?
- I would like to apply for other IP rights (Patent/Utility Model/Industrial Design/Copyright/UPOV) to Japan Patent Office, can you deal with them, too?
- I do not know how to research, build, and enforce our branding strategy and management of our IP business in Japanese market. Could you advise?
- We found a good Japanese corporation as our partner to import, store, distribute, and sell our IP products, and now need to draft License Agreement or Distribution/Agent Agreement. What should we do?
- I am not familiar with IP practice in Japan, and so not confident in negotiating with our partner corporation on the terms and conditions of IP License Agreement. Can I ask your firm for negotiation on our behalf?
- We found illegal exploitation of our IP products. Can you draft and send an effective warning letter to the infringer and deal with settlement negotiation for our behalf?
- Our corporation decided to file a litigation to Japanese IP judicial court against infringer(s). Can your office represent and act in the court on our behalf to protect, execute, and enforce our IP rights?

International and domestic M&A, purchase of corporation
More information
- Assist, advise, and support the research of business feasibility of your project in Japanese market from both legal and financial points of views.
- Assist, advise, and/or directly negotiate on the terms and conditions of Financial Agreement with your candidate financial advisor/banker/broker.
- Draft and/or review Non-Disclosure Agreement for M&A with Japanese domestic corporation or international corporation.
- Assist, advise, support and/or directly deal with due diligence both from legal and accounting aspects.
- Assist, advise, support, and/or directly negotiate the Term Sheet on behalf of your corporation.
- Draft and review the terms and conditions of Stock Purchase Agreement (“SPA”) for M&A.
- Assist, advise, and/or directly negotiate on your behalf with a potential seller or buyer of the SPA targeted corporation.
- Execute, supervise, and fulfill the Closing conditions and later tranche 1, 2, ..etc.
- Assist, advise, and support business operation and management after the completion of M&A.
Need Help With A Legal Problem?
Akitsuyu International and Patent Law Firm can provide professional legal services to assist and resolve International and domestic M&A, purchase of corporation such as:
- We are thinking of purchasing or acquiring a Japanese/international corporation in Japan. But, we do not know how to research and find such candidate corporation in Japanese market. Can you assist and advise?
- We have found a candidate Japanese/international corporation for our future M&A, but before that, we would like to see the business feasibility for our future activities in Japan. What form or level of contractual documents should be recommended or appropriate at this stage?
- We have heard, in Japan, we need to sign with bankers or M&A brokers in order to find and negotiate with potential buyer/seller of business through them. Is that true? Also, we are provided with a draft of their Service Agreement, but there are seemingly many unclear or unfamiliar clauses. Can you advise and also help revising such draft?
- We decided to sign a draft of Non-Disclosure Agreement (“NDA”) before due-diligence. Then, can you advise and/or revise the draft for us, in accordance with M&A practice in Japan?
- We decided to conduct Due Diligence, but our lawyers are not familiar with Japanese law and accounting practice. Can you assist and advise the both of accounting and legal due diligences?
- What is the roles of “Term Sheet” and/or “Letter of Intent? Does it have legal effects? We would like to know the practice of “Term Sheet” and/or “Letter of Intent” in Japan. What items should be written and not written?
- Based on Term Sheet and the result of due diligences, we decided to proceed the draft negotiation of the Stock Purchase Agreement (“SPA”). Can you advise, revise or directly negotiate the languages of SPA draft on our behalf?
- What are the clauses of “Representation and Warranty” and “Disclosure”? Also, there are under SPA or other M&A agreements so many unfamiliar terminologies of “Deed”, “Tag-along/Drag-along”, “Call/Put Option”, “Tranche 1, 2”, “Leakage”, “Placement”, “Call Option”, “Non-setoff”, “LLCA”, “Retention/Employee Pool”, “Indemnification”…etc. Can you explain them, and what impact will they have on our corporation?
- Can you assist, advise, and support the implementation of SPA clauses after the completion?

Investment in real estates in Japan (land, building, etc.)
More information
- Investment of real estates in Japan
- Assist, advise, and support the research of business feasibility of real estate investment in Japanese market from legal and financial points of views.
- Draft and legal checks of Real Estate Purchase/Rent Agreement and other related contracts in Japan.
- Assist, advise, and support your purchase of real estates (lands, buildings, apartments, shops, hotels …etc) to make sure standard Japanese real estate practice in Japan.
- Duly supervise and control on the real estate agent (who you usually have in real estate transaction in Japan)
- Negotiate and settle any disputes over real estate purchase/rent unfortunately you meet in Japan
- Negotiate and settle the dispute of rent increase from lessor’s or lessee’s position in Japan
Need Help With A Legal Problem?
Akitsuyu International and Patent Law Firm can provide professional legal services to assist and resolve Investment in real estates in Japan (land, building, etc.) such as:
- I am thinking of real estate investment in Japan, but I do not know what, where, and how to research and find the potential land or building property in Japan.
- I heard, in Japan, there is no escrow or trust system for real estate transaction but client mostly need to deal with real estate agents/brokers. Can you explain how they will act for us and how real estate purchase/rent will proceed in Japan?
- I heard, in Japan, real estate agent/brokers are a kind of middle person who acts both for me and for my opponent party. I feel a little risky. Can you advise?
- My real estate agent/broker presented a draft Real Estate Purchase/Rent Agreement. Can you see if this draft is a Japanese standard format, and also do legal-checks and necessary revisions to protect my interests?
- Assist, advise, and support your purchase of real estates (lands, buildings, apartments, shops, hotels …etc) to make sure standard Japanese real estate practice in Japan.
- I am not 100% sure of what my real estate agent/broker explains to me. So, could you check and/or talk with them to make sure that they explanation should conform with Japanese practice and standard? Or can I ask your professional analysis as another independent opinion?
- Unfortunately, I found a significant hidden defect on the property which I bought in Japan. I want to negotiate and settle this unfortunate dispute with the seller and with real estate agent/broker. Also, I want to retrospectively invalidate my purchase of the property and repay purchase price from seller. What should I do?
- I am a lessor of my property and I would like to lawfully increase the monthly rent to lessee. / I am renting an apartment and the lessor suddenly increased monthly rent. In each case, can you help?
- Is it possible to get a “Business Manager” visa for me and for my family if I invest JPY 5,000,000/30,000,000 to my new Japanese corporation to deal with real estate in Japan?

International divorce & International inheritance
More information
- Divorce with Japanese spouse or with non-Japanese spouse
- Child custody, child support or parental meeting/visitation
- Requesting and suing my spouse for divorce, damages of mental sufferings, and property division
- Acting on behalf of you in conciliation in family court in Japan
- Acting on behalf of you in divorce litigation in Japanese in Japan
- Suing a person who had an affair with my spouse to district court in Japan
- Legal consultation on how Japanese inheritance law applies and also on the applicability of your inheritance and/or its portion as a legal heir under Japanese Inheritance law.
- Assisting, advising, helping, and/or directly acting on your behalf in the divisions of inheritance properties in or outside family court in Japan
- Assisting, advising, helping, and/or directly acting on your behalf to apply for renunciation of inheritance property in order not to take over the deceased person’s debts
- Collaboration of inheritance procedures both in Japan and in foreign jurisdiction
- Assisting, advising, and/or drafting your attested Will in notary public in Japan for your properties located in Japan and in other jurisdictions.
Need Help With A Legal Problem?
- I decided to get divorced from my spouse in Japan. What should I do initially?
- I decided to get divorced from my spouse in Japan, but I do not want to lose my right of child-custody. What should I be careful of?
- I want to leave home with my children as soon as possible to escape from my spouse’s domestic violence. Can you protect?
- Unfortunately I do not have stable income. After I leave home with my children, can you help me file a child support petition to my spouse to Japanese family court?
- I decided to file a divorce conciliation or litigation to Japanese family court. I also want to request for his/her property division and indemnification of damages from mental sufferings.
- I do not speak Japanese very well. So, can you act as my lawyer, representing and appearing on my behalf in family court in Japan?
- It turned out that my spouse had an affair with a different lady/man, which destroyed our peaceful family life with children. So, I want to sue the lady/man who had the affair with my spouse.
- My mother/father passed away last year in the US and it turned out that he also had real estate properties in Japan. Are there any differences if her/his nationality was Japanese or non-Japanese, and can I have your legal consultation on how Japanese inheritance law applies to my case?
- My spouse/my son was Chinese and unfortunately he passed away in the last year. It was found that he had a certain amount of bank account saving in a Japanese bank. Can you advise how I can lawfully inherit such bank account saving and what document should be submitted to the bank?
- I am an alien (foreigner) and I am one of legal heirs involved in an inheritance case in Japan. I do not know what to do.
- I am now not living in Japan. So, as my lawyer, can you act on my behalf in negotiation, conciliation, and/or litigation of inheritance case in Japanese family court?
- My father passed away and unfortunately his business was not successful and left a lot of debts in Japan. I want to file a petition to renounce all of his positive and negative properties in Japan within the statutory period of 3 months. Can you assist me for such petition to Japanese family court?
- My US lawyer is, based upon the trust will/probate procedure of the deceased father, now dealing with inheritance properties located in the US, but he also says I need to find a Japanese lawyer who can deal with inheritance properties located in Japan.
- I am not a Japanese national and have some real estates and bank account savings in Japan and in England. I would like to secretly leave my will for my beloved wife, son, and daughter. Can you help me making my attested will in notary public in Japan for my properties located in Japan and in England?

Labor dispute and litigation
More information
- Assisting, advising, and/drafting employment contract, notice of employment conditions, and work regulations in accordance with Japanese labor law and practice.
- Particular clauses of Non-competition, Non-solicitation, and Confidential obligation
- Pros and cons of fixed-term employment contract and right of conversion to the unlimited term employment contract
- Pros and cons of fixed overtime pay, and its conditions to apply in accordance with Supreme Corut rulings.
- Labor dispute on lawful/unlawful disciplinary action, for employer’s side and for employee’s side
- Labor dispute on all the unbalanced overwork pay in the statutory period of past 2 years, for employer’s side and for employee’s side
- Labor dispute on lawful/unlawful dismissal, for employer’s side and for employee’s side
- As your lawyer acting on your behalf in labor office or in judicial court, for employer’s side and for employee’s side
- Negotiation and settlement with inner or local labor union.

Traffic accident and damages request
More information
- Indemnifying compensation for your injury by a traffic accident
- Calculating due amount of compensation for a traffic accident
- Requesting and negotiating for proper amounts of damages with insurance company in accordance with Japanese law and practice
- Litigating offender and/or insurance company to judicial court, requesting for lawful amounts of damages incurred by you.
- Supporting your visa procedures in connection with the traffic accidents
(For your reference, please do not easily accept and sign out the damage amount offered by insurance company, as they usually offers a significantly lower amount of damage to you than in judicial practice.)
Attorney Profiles

Attorney-at-Law & Patent Attorney
Akitsuyu OGAWA
With experience in Japanese domestic legal matters and international expertise from studying and practicing in London, I strive to provide reliable legal support for a wide range of cases.
Languages
- Japanese (Native)
- English (Proficiency)
- Russian (Conversational)
Key Qualifications & Experience
- Graduated from Chuo University (LL.B.)
- Admitted to the Bar (Aichi Bar Association, Japan)
- University of London, SOAS (LL.M in Intellectual Property Law)
- University of London, UCL (LL.M in Commercial & Corporate Law)
- Registered Patent Attorney (JPAA)
- Secretary General, Japan-Russia Lawyers Council (JRLC) (Current)
- Lecturer, Nagoya University Graduate School of Law
- Associate Professor of Nagoya University of Commerce and Business (MBA course)
Publications & Lectures
Numerous publications and lectures on business law, international law, and intellectual property.
Please also see website http://akitsuyu.com/en/career/
Attorney-at-Law
Masanori TSUKAHARA
With experience in the private sector and as a JICA expert in Vietnam, I handle a wide range of domestic and international cases, particularly those related to Vietnam.
Languages
- Japanese (Native)
- English (Fluent)
- Vietnamese (Conversational, and Advanced Reading skill)
Key Qualifications & Experience
- Graduated from Waseda University (B.A. in Political Science)
- Admitted to the Bar (Aichi Bar Association, Japan)
- JICA Expert for Legal and Judicial Cooperation Project in Vietnam (Hanoi, until 2018)
- National University of Singapore (LL.M in International Arbitration & Dispute Resolution)
- Currently, working in Tokyo JICA office and not practicing law in Nagoya
Attorney-at-Law
Chikako KINOSHITA
Prior to becoming an attorney, I worked as a radiological technologist. I listen intently to clients and handle each case with care, utilizing the perspective gained from my former career.
Languages
- Japanese (Native)
- English (Conversational)
Key Qualifications & Experience
- Graduated from Kanazawa University (B.S. in Radiological Technology)
- Worked as a Radiological Technologist (5 years)
- Nanzan University Law School (J.D.)
- Admitted to the Bar (Aichi Bar Association, Japan)
Office Information & Access
| Office Name | Akitsuyu International Law & Patent Office (LPC) |
|---|---|
| Representative Attorney | Akitsuyu OGAWA |
| Bar Association | Aichi Bar Association, Japan Federation of Bar Associations |
| Address | Nagoya Sakae Bldg. 4F, 5-1 Buheicho, Higashi-ku, Nagoya, Aichi 460-0008, Japan |
| Phone | +81-52-957-6400 |
| Business Hours | 9:00 – 18:00 (JST), Monday to Friday |
Access by Train: just 30-second walk from Exit 5 of Sakae Station (Higashiyama Line / Meijo Line).

Contact Us for Legal Matters
If you are an executive facing issues with litigation, incorporation, or contracts in Japan or if you are looking for a lawyer in Japan with international expertise, please feel free to contact us.
Akitsuyu International and Patent Office (Tokyo Patent Office)
NUCB Business School
Tokyo Marunouchi Building 7F, Marunouchi 2-4-1, Chiyoda-ku, Tokyo, JAPAN
Tel +81-(0)3-6811-1440 Fax +81-(0)3-6811-1441

Yokohama Central Administrative Scriveners Partners (Yokohama Cooperating Office)
Silk Centre, International Trade and Tourism Building 3F, Yamashita-cho 1, Naka-ku,
Yokohama City, Kanagawa, 231-0023, JAPAN
Website: https://yokohama.bz/
