Language Barrier
Most rental contracts and communication is in japanese , making it hard to fully understand the terms.

Landlord Restictions
Many landlord refuse foreign tenants due to consern about comunication and cultral difficulties.

Guarantor Requirments
Many apartment requires japnese guarantor, which foreigners often do not have.

High Initial cost
Initial upfront cost such as Deposit money, key money and agency fee can be upto several months of rent

Limited Housing Options
Foreigners friendly housing options are fewer, especially in popular city areas.

Despite these challanges using foreigner friendly agents, guarantor companies and proper prepration can make house hunting in japan easier.