Property Management

As experts in property management, we strive to enhance the profitability of your assets and maximize their real estate value, helping building owners achieve stable and sustainable operations.
With over 500 properties under management and an occupancy rate exceeding 90%, we have a proven track record in tenant retention and lease renewals. Our ability to attract new tenants is also evidenced by over 700 annual rental contracts—contributing to consistently stable property operations.
We proactively address a wide range of challenges in building management, including changes in the economic environment, rent fluctuations, aging infrastructure, equipment malfunctions, neighborhood disputes, and tenant relations—ensuring that all your concerns are resolved with care and expertise.
Property Management by Sun Frontier
Flow of Property Management

Structure within Property Management Division
Property Management Division
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Property Manager[General Manager]
Accounting Management
Leasing Management
[Rental Brokerage]Building Management
[Building Maintenance Management]Construction Management
[Construction, Repair and Supervision]
Asset Consulting
24 hours a day,
365 days a year
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Property Manager[General Manager]
Led by the property manager, we share our clients’ vision for building management with specialized staff from each department and external experts to strengthen collaboration and respond swiftly, thereby achieving ‘increased building revenue and maximized real estate value.
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Overall management of building operations
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Building owner liaison
- Administrative services
- Preparation and reporting of PM reports
- Income and budget management
- Building management consultation
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Tenant liaison
- Move-in and move-out management
- Move-in and move-out management
- Rent and other unpaid dues collection
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Accounting Management
We handle the billing, collection, and payment confirmation of rent, as well as the remittance to building owners. Additionally, we manage the payment of various expenses such as utilities. We provide accurate reporting, including monthly reports, annual budgets, and repair plans.
- Billing and payment management
- Preparation of financial reports (in English)
- Processing of various expense payments
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Leasing Management[Rental Brokerage]
We have strategically placed our sales offices in central Tokyo, focusing on community-based sales. We handle a wide range of services, including single-floor rentals, whole building leases, and subleases. Our branches work closely together to quickly resolve any minor issues.
- Tenant Recruitment[Leasing Management]
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- Direct sales to end tenants
- Sales to brokers
- Web strategy
- Marketing
- Tenant screening[SF Building Support Co.,Ltd.]
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Building Management
[Building Maintenance Management]We provide comprehensive services for building maintenance, including equipment maintenance, cleaning, exterior wall inspections, and renovations, tailored to the size and purpose of the building. We collaborate with group companies to execute these tasks in a consistent and integrated manner.
- Building Management[SF Building Maintenance Inc.]
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- Building management(24 hours a day and 365 days a year)
- Cleaning management
- Water leakage investigation and exterior wall inspection
- Major repairs
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Construction Management
[Construction, Repair
and Supervision]We handle a wide range of projects, from partial repairs to large-scale renovations. Always keeping the client’s perspective in mind, we manage all aspects of construction-related tasks, including design and planning, cost and quality control, scheduling, and information management.
- Construction project support
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- Construction supervision
- Vendor selection support and advice
- Building repair planning
- Renovation proposals
Asset Consulting
We offer personalized services tailored to your specific goals and concerns, including optimizing real estate utilization through strategic property management, enhancing profitability, securing financing, and supporting business succession and inheritance planning.

Tenant Occupancy Information for Managed Buildings
Occupancy Rate(※Rental Area Basis)
Managed Properties
Trend graphs of [Occupancy Rate of Managed Properties] and [Number of Entrusted Buildings]
You can view past trends and monthly figures by dragging or scrolling within the graph.
- * “mid-size building” the area of reference story is between 50~100 tsubo (1 tsubo = approximately 3.3 square meters)
Reference: The graph of occupancy rates of Tokyo 23 wards’ mid-size buildings is made according to “Monthly Survey Report of the Office Market” of Sanko Estate Co., Ltd.
- Real Estate Regeneration Business
- Real Estate Services Business
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Sales Brokerage
Property Management
Leasing Management
Rent Guarantee(SF Building Support Inc.)
Building Maintenance(SF Building Maintenance Inc.)
Rental Conference Rooms(Sun Frontier Space Management Inc.)
Asset Consulting
Effective Land Use
Consulting about investment in Japanese real estate
(Taiwan Local Business)