InheritanceEstate divisionReal estate

Over 15,000 Estate Disputes a Year — Why Real Estate Causes Conflict

"Our family won't fight over inheritance because we have few assets" — in fact, estate-division disputes are by no means only a problem for the wealthy. We explain the reality shown by judicial statistics, why real estate tends to cause conflict, and the preparations you can make now.

2026.04.30 updated 6 min read
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What you'll learn here
  • The number and reality of estate-division disputes
  • Why real estate tends to cause conflict
  • Three ways to handle "hard-to-divide assets"
  • What you can do now to prevent disputes

01The reality of estate-division disputes

Estate-division cases handled by family courts exceed 15,000 a year. And what stands out is that many are not disputes over "large fortunes". Cases where the total estate is several tens of millions of yen or less make up a considerable share.

Caution
"We're fine because we have few assets" invites carelessness. If anything, the more the estate is dominated by real estate such as the family home, with little cash, the harder it is to divide fairly — and the more prone to conflict.

02Why real estate tends to cause conflict

Unlike deposits, real estate is hard to "cleanly divide by the number of people". The following traits tend to breed disputes.

  • Physically hard to divide (you can't halve a home)
  • Multiple ways to think about the valuation, so people clash over what value to assume
  • Opinions split over whether to sell or keep living there
  • Joint ownership leads to renewed disputes later over selling or use

03Three ways to handle "hard-to-divide assets"

MethodWhat it isPoints to note
Compensatory divisionOne person takes the property and pays money to the other heirsThe taker needs funds to pay
Conversion divisionSell, convert to cash and divideSale effort; transfer tax may apply
In-kind divisionEach takes assets as they areReal estate is hard to split and tends to end up jointly owned
Key point
Life insurance can help fund the payment in a compensatory division. Insurance proceeds with a designated beneficiary are, in principle, that person's own property, making them easy to use as the source of the compensatory payment.

04What you can do now to prevent disputes

  1. Make a will that clearly sets out who inherits what
  2. Discuss the valuation and division approach for real estate with family early
  3. Consider life insurance as funds for a compensatory division
  4. With a specialist, simulate a division plan that includes taxes

Inheritance can turn into "inheritance strife", but lifetime preparation prevents many disputes. If you own real estate, we recommend acting early.

Summary

Estate-division disputes exceed 15,000 a year and occur even in households with few assets.

The more an inheritance centers on hard-to-divide real estate, the harder it is to divide fairly and the more prone to conflict.

Knowing options like compensatory and conversion division, and preparing early with a will and life insurance, is effective.

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This article is based on information available at the time of publication. Rules and systems may change. Please consult a professional before making any individual decisions.

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