Short-term rental operations (minpaku) in nearby units are increasingly causing problems with noise, trash, and suspicious visitors. This guide explains how the Home-Sharing Law works, how to identify illegal short-term rentals, and the steps tenants can take to report issues to management companies, local authorities, and police.

Reviewed by: Nobuyuki MoriPresident, M-Assets Co., Ltd. / Licensed Real Estate Transaction Specialist (Miyagi #018212)
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With the recovery of inbound tourism demand and a growing short-term rental side-hustle trend, apartments and units in residential buildings are increasingly being operated as short-term rentals (minpaku). Because tourists and business travelers cycle through on a weekly basis, tenants face mounting problems: guests unfamiliar with garbage disposal rules, noise late at night, and an increase in suspicious visitors.
Since the Home-Sharing Law came into effect in 2018, legal short-term rentals require registration with authorities. However, unregistered—and therefore illegal—short-term rentals still exist. This guide clarifies what tenants can do when facing these problems.
To legally operate a short-term rental, the following are required:
Short-term rentals that fail to meet these requirements are considered illegal and subject to administrative guidance, business suspension, and penalties.
When guests make noise late at night or drag luggage through hallways, do not confront the short-term rental operator directly. Instead, the first step is to contact your management company or landlord.
Management companies are required to handle common area and tenant disputes. They can send notices to address noise issues and, if necessary, request that the short-term rental operator take corrective action.
Foreign guests often dispose of trash improperly because they are unfamiliar with local sorting rules. When garbage areas become disorganized, it affects your living environment.
How to address it:
Even in buildings with automatic locks, guests may prop open doors or allow unauthorized people to enter and exit, creating security risks.
How to address it:
You can verify whether a nearby unit is operating as a short-term rental using these methods:
If you suspect an illegal short-term rental, you can report it to your municipal health department or your prefecture's home-sharing division.
In condominiums and residential buildings with condo associations, setting a short-term rental ban through the association can be effective. Many buildings already include "short-term rental prohibited" clauses in their management rules, and associations can take legal action against violations.
For rental properties, management associations have limited authority, so action typically goes through the management company or landlord.
If you're considering renting an apartment, check the following:
The key to addressing short-term rental problems is working through your management company and local authorities, rather than confronting the operator directly. Many issues can be resolved by documenting evidence and consulting the proper channels. Start by verifying registration under the Home-Sharing Law, and consider reporting to local authorities if illegal activity is suspected. Taking action early is essential to protecting your home's safety and comfort.
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