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Real Estate Intelligence

Finance covers the money and the rules around real estate. Across financial planning, tax, regulation and loans, it explains how to design cost and cash flow at every stage of buying, holding and selling. Because interest rates, tax and regulation heavily shape decisions, we provide a practical view grounded in the current rules. It is written for readers from individual investors to owner-operating companies who want to optimize financing and tax exposure.

Key topics

  • Financial Planning — Financial planning and cash-flow design across purchase, holding and sale.
  • Tax System — Taxes on acquisition, holding and transfer, and how to manage the burden.
  • Loans & Financing — Practical points on real estate loan terms, rates and underwriting.

Common questions

What costs are easy to overlook when buying property?
Beyond the price there are brokerage fees, registration costs, acquisition tax and pro-rated property tax. Our financial-planning articles break down the components and typical amounts.
How can I reduce the tax on real estate?
Different rules apply at acquisition, holding and transfer. Tax rules change often, so we present the material on the basis of checking the latest information with a specialist.
How are loan rates and terms decided?
They depend on the property's collateral valuation, the borrower's profile and the lender's policy. Our loan articles set out what underwriters look at.
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This section is updated on an ongoing basis as new public information and market developments emerge.

House or Mansion in Japan: Comparing Maintenance Costs, Asset Value, and Resale Before Buying a Home

Should you buy a detached house or a Japanese “mansion” condominium? This Japan-specific guide compares not only livability, but also maintenance costs, repair responsibility, asset value, resale, disaster risk, and future relocation from a

What Are the Maintenance Costs of a Used Condo? Taxes, Repair Reserves, Management Fees, and How to Use Them in Investment Decisions

An overview of the maintenance costs that investors often overlook in used condo investment. Explains property tax, repair reserve funds, and management fees, and introduces a practical framework for choosing properties from a cost perspective.

What Is a Tenant's Duty of Care? Violations, Restoration Obligations, and How Property Managers Should Respond

This article explains, from a practical perspective, the duty of care under Article 400 of the Civil Code, examples of violations, how it differs from restoration obligations, and preventive measures property management companies should take.

Japan Tenant Disappearance: Warning Signs, Costs, Legal Steps

In Japan, a vanished tenant triggers a court-run eviction process landlords cannot shortcut — no self-help, no changed locks. Using primary Japanese government data, this guide gives the 12 warning signs, damages by rent band, an average 9.1 months to full vacant possession, and average enforcement costs of ¥507,000 (approx. USD 3,380), with the source of every figure shown line by line.

Disaster Preparedness for a New Japanese Condominium (Mansion): Earthquake-Resistant vs. Vibration-Damping vs. Seismic-Isolation, In-Home Evacuation, and Stockpiling

A complete Japan guide to disaster preparedness in a newly built condominium: the difference between taishin, seishin, and menshin structures, upper-floor long-period ground motion and risks like elevator stoppage and water outage, in-home evacuation stockpiling amounts, and what to do before and after moving in, all built on primary sources so you can actually decide.

Can a Rental Apartment Be Used as an Office or for Company Registration? Risks and Legal Options Explained

Can a company be registered at a rental apartment? This article explains from a legal perspective the risks of unauthorized office use, the impact on landlords, and legitimate alternatives such as SOHO use and shared offices.

Large-Scale Repair Costs and Depreciation for Rental Apartments: Typical Budgets, Timing, and Calculation Methods

This article explains the typical cost ranges, repair timing, and depreciation methods for large-scale apartment repairs. It also covers the difference between capital expenditures and repair expenses, along with the related tax-saving benefits.

What Problems Commonly Arise During Move-Out Inspections? Restoration Guidelines and Prevention Measures Explained

This article explains common disputes that arise during move-out inspections for landlords, along with ways to avoid them. It also covers the basics of restoration guidelines and the standards for deciding what can and cannot be charged.

How Much Tax Do You Pay on Japanese Rental Income? A Complete Guide to Income Tax, Resident Tax, and Filing

Tax on Japanese rental income is based on real estate income (fudōsan shotoku) — rent minus deductible expenses, not gross rent. This guide covers how to calculate income tax and resident tax, which expenses qualify, the kakutei shinkoku filing process and required documents, aoiro vs. shiro shinkoku, and the penalties for not filing.

How to Dispose of Unwanted Rural Land: A Complete Guide to Using, Selling, or Renouncing Inherited Property

A complete guide to disposing of inherited rural land. It covers practical options such as sale, donation, inheritance renunciation, and use of vacant house bank programs to help reduce the burden of fixed asset tax.

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What happens when the useful life of real estate is over? Impact on depreciation, financing, and sales

When you hear about a property that has reached the end of its useful life when investing in real estate, you may think that it is a building that can no longer be used. However, the statutory useful life is the number of years used to calc