Address and name updates became legally mandatory on April 1
Japan introduced a new legal obligation on April 1, 2026 requiring registered owners of land and buildings to update the real-estate register when their address or name changes. According to the Ministry of Justice, an owner must generally apply for the change within two years from the date of the change; equivalent requirements apply to changes in a corporate owner's name or registered address. Previously, updating an owner's address in the property register was not compulsory. As a result, many registrations retained outdated information, contributing to Japan's broader problem of land whose current owners are difficult to identify.
The rule matters to owners who relocate outside Japan
Owners who move overseas while continuing to hold Japanese property can easily overlook the registration issue. At the time of a future sale, the address appearing in the register must be connected to the owner's current identity and address, and a long unrecorded history of moves can make documentary verification more complicated. Depending on the circumstances, historical residence records, family-register address records or documents proving an overseas address may become relevant. Japan also has specific rules for address evidence when foreign residents or foreign corporations become registered owners. Non-resident status therefore does not eliminate the need to maintain accurate title information.
Post-purchase title administration becomes part of ownership management
For foreign and overseas investors, managing Japanese property now involves more than rent collection, property tax and building management. If the owner relocates, returns overseas or changes a corporate address, the registration implications should be addressed during the holding period rather than postponed until a sale. Waiting years can make it more difficult and time-consuming to establish the chain between the address in the register and the current address. The Ministry of Justice continues to publish and update guidance on the system, while the documents required will vary with each owner's circumstances. From 2026, maintaining current registered-owner information should be treated as a routine part of long-term Japanese real-estate ownership.