Sanno Park Tower 12F (Reception) and 14F,
11-1, Nagatacho 2-chome, Chiyoda-ku,
Tokyo 100-6114, Japan

Tokyo Metro Ginza Line: G06 Tameike-sanno Station, Exit 7 (directly accessible through the second basement)

Tokyo Metro Nanboku Line: N06 Tameike-sanno Station, Exit 7 (directly accessible through the second basement)

Tokyo Metro Chiyoda Line: C07 Kokkai-gijido-mae Station, Exit 5 (3 minutes’ walk)

Tokyo Metro Marunouchi Line: M14 Kokkai-gijido-mae Station, Exit 5 (10 minutes’ walk through Chiyoda Line platform)

International Inheritance/International Divorce

In these days, people’s activities cross borders and their properties are often located globally more than ever, so legal issues relating to family and property also occur as international legal issues involving foreign laws inevitably.

Our firm is actively working on international inheritance and international divorce issues using our experience as an international law firm from our inception. We are providing total legal service on not only domestic family law, but also tax matters and foreign law. With respect to foreign law, we can handle issues involving laws of almost every country through our worldwide network with foreign law firms.


<Representative Case #1: US Probate Dispute involving Japanese Citizens and Significant Assets in Japan>


– decedent was married Japanese citizen living in the US

– estate was ~ USD 20 million

– probate process occurred in US, but much of the estate was located in Japan.

– decedent’s current wife retained U&P after relatives of the decedent’s ex-wife disputed the amount of their inheritance.

Services by U&P:

– detailed fact-finding research and legal analysis regarding proceeds from sale of jointly-owned real estate located in Japan from 30 years prior which was the most significant issue in the dispute.

– digital forensic examination of the decedent’s PC data, and collection and review of relevant documents, including tax returns filed in Japan.

– disposition of properties located in Japan pursuant to Japanese law.

– preparation of factual and legal analysis and English documents supporting client’s case to the US probate court.


– The US probate court agreed with U&P’s client, the current wife of the decedent, and rejected the challenge to the amounts bequeathed under the will which resulted in a very favorable settlement for U&P’s client.

<Representative Case #2: Japanese Inheritance Dispute involving Heirs Living outside Japan>


– decedent was Japanese citizen living in Japan, and owner of a family-owned company

– estate was ~ USD 12 million

– a dispute arose between the eldest son (a Japanese citizen living in Japan) and the other two children (U&P’s clients; Japanese citizens living abroad) about the fair value to be paid to the younger children based on an assessment of the estate

– assessment included the market value of the land, building and shares of the company and any benefits that the elder son had received from the decedent prior to his death.

Services by U&P:

– researching and analyzing the fair market value of the estate and of any prior benefits received by the eldest son, including investigation and forensic work.

– making a persuasive legal argument under Japanese inheritance law of the fairness of the distribution in accordance with the above value assessment of the estate.

– explaining, in English, the analysis and argument under Japanese law to the client .

– negotiating a settlement with the counterparty’s Japanese lawyers and other advisors.


– The eldest son agreed to a favorable settlement with U&P’s clients (the younger children), whereby U&P’s clients received triple the amount originally offered.

<Representative Case #3: 1. Service of process for divorce case in California court on a Japanese resident>


– Husband (a Japanese citizen) and wife (client) had lived in California.

– Husband told his wife his intention to divorce and left California for Japan.

– California counsel for the wife filed a divorce suit in California court and tried to serve it on the husband in Japan.

– In anticipation of such service, the husband dodged the receipt of the service and as a result, the service was unable to be made for a long time.

Services by U&P:

– Strategize service of process successfully achieved by enabling a method under the Hague Convention through creative use of Japanese postal system.


– Service of process was successfully made and the husband appeared in California divorce case through his US counsel.

<Representative Case #4: 2. Estate planning for a permanent resident in Japan who is a foreign citizen>


– A permanent resident in Japan who is a foreign citizen (client) wanted to make a will disposing of his assets located in Japan and the foreign country.

– Client does not have family and wanted to have someone take care of necessary matters after his death.

Services by U&P:

– Prepare a will, as well as a post-death service agreement by which U&P provides such services.

– Cooperate with the foreign country’s law firm regarding client’s assets located in such country.

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