INA Wealth Vision | Japan Luxury Realty Group

Optimal Timing for Selling Your Studio Apartment: Key Insights and Strategies

Written by Daisuke Inazawa | Jul 17, 2025 6:42:07 AM

For those who are considering the sale of a studio apartment, the timing of the sale - "when to sell" - is an extremely important factor in maximizing the value of the asset.

As a member of INA & Associates, I have been involved in many cases involving the sale of studio apartments. From my experience, it is not uncommon to see a difference of several million yen by properly discerning the timing of sale.

In particular, for those who own a studio apartment for investment, it is necessary to comprehensively judge multiple factors such as tax incentives, market trends, and the profitability of the property. In this article, we will systematically organize these factors and provide practical knowledge to help you make a successful sale decision.

In order to lead a successful sale, it is not enough to simply aim for a "high selling time". We will also provide easy-to-understand explanations of tax measures, value fluctuations depending on the age of the building, and specialized concepts such as dead crossings that are unique to investment properties.

Optimal Timing for Selling a One-Room Condominium

Tax advantages depending on the length of ownership

One of the most important criteria in the sale of a studio apartment is the difference in tax rates depending on the period of ownership. For individuals, real estate transfer income tax is classified into long-term transfer income andshort-term transfer income depending on the ownership period as of January 1 of the year of sale.

If the ownership period exceeds 5 years, it is treated as long-term transfer income and the tax rate is 20.315% (15% income tax, 5% inhabitant tax, and 0.315% special income tax for recovery). On the other hand, if you own the property for less than 5 years, it is treated as short-term transfer income and the tax rate is 39.63% (30% income tax, 9% inhabitant tax, and 0.63% special income tax for recovery), which is about twice the tax burden.

This difference in tax rates is more pronounced the larger the gain on the sale. For example, if the gain on sale is 10 million yen, the tax on long-term transfer income is approximately 2.03 million yen, while the tax on short-term transfer income is approximately 3.96 million yen, a difference of 1.93 million yen.

Period of ownership Classification Income tax Inhabitant tax Special income tax for reconstruction Total tax rate
Less than 5 years Short-term transfer income 30 9% (for the first 9 years) 0.63% (0.63%) 39.63% Over 5 years
Over 5 years Long-term transfer income 15% (15%) 5% (over 5 years) 0.315% (0.315%) 20.315% (for the period of ownership)

However, care must be taken in the calculation of the ownership period. Since it is determined by the ownership period as of January 1 of the year of sale, for example, if a property purchased in March 2020 is sold in February 2025, the actual ownership period is 4 years and 11 months, but for tax purposes it is treated as 4 years, resulting in short-term transfer income.

Therefore, if you are considering selling the property just before five years have passed since the purchase, you may be able to gain significant tax savings by waiting until the following year. However, depending on market trends and the condition of the property, an early sale may be more advantageous than waiting for tax benefits, so it is important to make a comprehensive decision.

Timing of sale based on the age of the building

The age of the building is a factor that greatly affects the asset value of a studio apartment. In general, condominium values decline with the age of the building, but the rate of decline is not constant and tends to fluctuate significantly for a particular age of building.

Properties built less than five years ago have little deterioration in their facilities and maintain their value as if they were newly built. This is an advantageous time to consider selling a property due to a change in lifestyle or a review of investment strategy, as it can be expected to sell for an amount close to the purchase price.

Around 10 years old is an important turning point in the asset value of condominiums. After this period, the need for updating and repairing facilities increases and begins to affect the buyer's willingness to purchase. However, since the property still retains sufficient asset value, a smooth sale is possible through appropriate pricing.

Twenty years of age is the time that many real estate agents cite as a guideline for considering a sale. Around this time, equipment such as water heaters and air conditioners need to be replaced, and this often coincides with the time when major repairs are to be carried out. For buyers, these cost burdens have a significant impact on their purchase decisions, and adjustments to the sale price may be necessary.

Building Age Approximate property value Features of the sale Points to note
Less than 5 years old 85-95% of new construction price High sale price can be expected Recovery of purchase cost is an issue
5-10 years old 75-85% of new construction price Stable demand Important to check condition of facilities
10-20 years old 60-75% of new construction price Price competitiveness is necessary Important to maintain repair history
More than 20 years old 50-60% of new construction price Location is important Impacted by the status of major repairs

Considering the decline in value due to building age, a decision must be made to weigh the benefits of depreciation against the decline in asset value in the case of a studio apartment for investment. Generally, the legal useful life of a wooden building is 22 years and that of a reinforced concrete building is 47 years, and within these periods, tax savings from depreciation can be enjoyed.

However, depending on the location and management conditions, there are some properties that maintain high asset value even if they are older. In particular, properties in good locations near train stations and condominiums that are properly managed tend to show a slow decline in value with age.

Time to sell based on market trends

The real estate market has a definite seasonality, and the choice of the time of sale has a significant impact on the contract price and the length of the sale. Analysis of historical data shows that the most active transactions throughout the year occur during the months of February and March.

During this period, housing demand is at its highest due to the concentration of life events such as transfers, higher education, and employment in preparation for the new school year. In particular, studio apartments are the property type that is most likely to benefit from market activity during this period, as it is closely related to demand for single adults relocating.

On the other hand, January and August are known to be the slowest months for real estate transactions: in January, market activity slows down due to the year-end and New Year holidays, and in August, the summer vacations slow down activity among potential buyers. Selling during these months requires a longer-term sales strategy.

Interest rate trends are another important factor in determining the timing of sales. When interest rates are low, it is easier for prospective buyers to obtain financing, and the real estate market as a whole becomes more active.

Regional development and transportation infrastructure also have a significant impact on the timing of a sale. In areas where new train stations, large commercial facilities, or redevelopment projects are scheduled to open, selling before these projects are completed may enable a transaction at a price that anticipates future increases in value.

Timing Market Activity Characteristics Selling Strategy
Feb-Mar Highest Peak demand for new life Bullish pricing possible
April-June High Stable demand Standard sales activity
Jul. Medium Rush demand before summer Quick response is important
Aug. Low Impact of summer vacation Long-term strategy needed
September-November Medium-high Fall demand for resale Aim to close contracts by the end of the year
Dec. Low Impact of year-end Preparation period for the following year
Jan. Lowest Market stagnation at the beginning of the year Preparation for activities after February

In a sales strategy based on market trends, the timing of the start of sales activities is also important. Generally, it takes about 3 months to sell a studio apartment, so it is recommended to start preparations around November-December of the previous year in order to meet the peak demand in February-March.

Criteria for sales decisions specific to studio apartments for investment

Selling before a dead cross occurs

The concept of dead cross is extremely important in the decision to sell an investment condominium. A dead cross refers to a situation in which the principal repayment of the loan exceeds the depreciation. When this phenomenon occurs, income for tax purposes increases and the actual cash flow may deteriorate.

The following is a specific explanation of how a dead cross works. In real estate investment, depreciation of the building portion can be recorded as an expense, thus reducing income on the books and saving taxes. However, as the loan is repaid, the percentage of principal repayment increases, while depreciation expense decreases by a fixed amount based on the acquisition cost of the building.

The point where these two lines intersect is a dead cross, and after this point, income for tax purposes tends to increase and actual take-home income decreases. In particular, the timing of the dead crossing occurs earlier and has a greater impact if the property was purchased at a high price with a high loan-to-value ratio.

The timing of the occurrence of dead crossings is determined by the following factors

Property price and loan terms: The larger the loan amount and the shorter the repayment term, the larger the principal repayment and the earlier the dead crossings will occur.

Building to land price ratio: Since only the building portion is subject to depreciation, a property with a higher building ratio will have a higher depreciation expense, thus delaying the onset of dead crossings.

Interest rate level: The higher the interest rate, the larger the interest portion and the slower the progress of principal repayment, thus delaying the onset of dead crossings.

Factors Impact on dead crossings Countermeasures
High borrowing ratio Early accrual Higher debt-to-capital ratio
Short repayment period Early accrual Consider extending repayment period
Low building ratio Early accrual Selection of properties with high building ratio
Low interest rate environment Early accrual Consideration of interest rate rise risk

The most effective countermeasure against dead crossings is to sell at the appropriate time before they occur. Generally, a dead cross occurs about 10-15 years after purchase, so it is important to formulate an exit strategy with this period in mind.

However, the occurrence of a dead cross is not necessarily an absolute reason to sell. It is important to select the optimal investment strategy based on a comprehensive assessment of the property's location, prospects for future value appreciation, and comparison with other investment opportunities.

Judgment based on income and expenditures

The income and expenditure status of a property is the most direct indicator when making a decision to sell a studio apartment for investment. In particular, when monthly income and expenses fall into the red, or when profitability deteriorates due to an increase in vacancy rates, it is time to seriously consider selling the property.

When considering the sale of a property when it falls into the red, it is important to first analyze the causes of the deficit in detail. Depending on whether the loss of income is due to a temporary vacancy or a permanent deficit caused by structural problems, the measures to be taken will differ greatly.

In the case of temporary vacancies, there is room for improvement by revising rents or renovating facilities, but in the case of structural problems caused by a declining population in the surrounding area or a large supply of new buildings, early sale may be the best course of action.

The impact of vacancy rates is a particularly serious problem for studio apartment investments. Single-room properties tend to have shorter occupancy periods and higher vacancy risk than family properties. If the vacancy rate in the area is on the rise, or if the vacancy period is prolonged due to an increase in competing properties, it is wise to consider selling the property in anticipation of a future deterioration in profitability.

The timing of increased repair costs is another important factor to consider. As the property ages, various expenses will be incurred, such as replacement of equipment such as water heaters and air conditioners, interior remodeling, and even increased reserves for large-scale repairs. Taking these costs into account, the future profitability of the property must be carefully evaluated.

In analyzing income and expenditures, it is important to regularly monitor the following indicators

Surface Yield: This is a basic income indicator calculated by dividing the annual rental income by the property price x 100. If it is significantly lower than the local market price, it is a good indicator to consider selling the property.

Real Yield: This is the actual rate of return after deducting various expenses such as management fees, reserve for repairs, and taxes. If this figure is on a downward trend, it indicates a deterioration in investment efficiency.

Cash Flow: This is the cash balance, which is the actual take-home income minus various expenses. If it continues to be negative, the investment strategy should be reviewed.

Income/Expenditure Indicators Good condition Needs attention Consideration to sell
Surface Yield Above local market price Equivalent to local market price Significantly below the local market price
Real Yield 3% or more 1-3% (less than 1%) Less than 1
Monthly cash flow Positive Equilibrium Continuously negative
Vacancy rate Less than 5 5-10% (over 10%) Over 10

If these indicators are deteriorating, it is important to comprehensively evaluate the market environment and the competitiveness of the property, and consider selling the property as soon as possible if no improvement is expected. In particular, if multiple indicators are deteriorating at the same time, a quick decision is required.

When to Avoid Selling

Just as important as determining the appropriate timing for the sale of a studio apartment is understanding when the sale should be avoided. Selling at inappropriate times can significantly reduce the profit that should be gained.

The slow demand periods of January and August are the most important times to avoid selling, as activity in the overall real estate market slows down in January due to the year-end and New Year's holidays, which also slows down the number of prospective buyers. In August, the summer vacations often make it difficult to conduct practical activities such as previews and contracting procedures, and the time it takes to close a deal tends to be prolonged.

If sales activities are conducted during these periods, there is a high likelihood that the property will have to close at a lower price than usual, and there is also a risk of a prolonged sales period. Unless there is an emergency, it is wise to avoid these periods and wait until a more favorable time.

Selling just prior to major repairs is also a time to carefully consider. Large-scale repairs to condominiums are generally carried out every 12-15 years, and each unit incurs an expense of approximately 1 to 2 million yen. If the property is sold immediately before the repairs are completed, the buyer may be concerned about the cost burden, and this may put the buyer at a disadvantage during price negotiations.

On the other hand, after the completion of large-scale repairs, the appearance and common areas of the property will be renewed, and the asset value can be expected to increase, so waiting until the repairs are completed before selling may enable a transaction with more favorable terms. However, the balance between the cost of repairs and the increase in value must be carefully evaluated.

Selling during periods of declining market prices should be avoided whenever possible. Real estate markets fluctuate periodically due to economic trends, interest rate changes, policy changes, and other factors. Selling during a period when the overall market is in a downtrend may force you to sell at a price below the original property value.

It is important to keep a close eye on the following factors as indicators for judging market trends

Rising interest rates: Rising interest rates increase the financing costs for prospective buyers, leading to a decrease in demand.

Oversupply: A large supply of new condominiums and an increase in competing properties will cause prices in the existing market to decline.

Deteriorating economic conditions: An economic recession or worsening employment conditions can lead to a decrease in overall real estate demand.

Time to Avoid Reasons Impact Countermeasures
January Market stagnation at the beginning of the year Lengthening of contract period Wait until February or later
August Influence of summer vacation Decrease in the number of previews Start of activities from September onward
Just before major repairs Concerns about cost burden Disadvantage in price negotiations Consideration of selling after completion of repairs
Period of market decline Overall price slump Decline in sales price Continued holding until market recovery

By avoiding these periods, you can expect to sell at more favorable terms. However, if you must sell during these periods due to personal circumstances or capital needs, you should consider pricing and sales strategies more carefully and devise ways to compensate for the unfavorable market conditions.

Conclusion

The best timing for the sale of a studio apartment must be determined based on a comprehensive assessment of multiple factors. We will reiterate the major points we have conveyed in this article.

In terms of tax optimization, for individuals, it is important to take advantage of the preferential tax rate (20.315%) for long-term transfer income by selling after 5 years of ownership. The tax rate difference from short-term transfer income (39.63%) amounts to approximately 19%, and the larger the gain on sale, the more pronounced the effect.

Considering value fluctuations due to building age, relatively high property values can be maintained up to around 10 years old, but a significant decline in value can be expected after 20 years of age. For investment properties, it is necessary to carefully evaluate the balance between the benefits of depreciation and the decline in asset value.

In terms of market trends, sales targeting the peak demand period of February-March are most advantageous, while sales during the slower months of January and August should be avoided. External factors such as the low interest rate environment and regional development also have a significant impact on the timing of sales.

As a decision criterion specific to investment properties, it is important to sell before a dead cross occurs and to make an early decision when income and expenditures deteriorate. In particular, ongoing deficits and rising vacancy rates should be watched closely as signals of future deterioration in profitability.

The key to success is to take these factors into account and formulate the optimal sales strategy for your specific situation. The sale of a studio apartment is not just a real estate transaction; it should be positioned as an important part of your asset management strategy and decisions should be made from a long-term perspective.

At INA&Associates K.K., we utilize our wealth of experience and expertise to propose the optimal timing of sale according to each client's individual situation. We help our clients maximize the value of their assets through comprehensive support ranging from the use of tax incentives to analysis of market trends.

If you are considering selling your studio apartment, please contact us for a consultation. We will do our best to support you by combining our professional expertise and human resources to achieve the best possible result for you.

Frequently Asked Questions

Q1. How exactly is the 5-year rule calculated?

A1. The term of ownership of a property is determined as of January 1 of the year in which it is sold. For example, if a property purchased in March 2020 is sold in April 2025, the period of ownership as of January 1, 2025 would be 4 years and 10 months, which is less than 5 years, and therefore treated as short-term transfer income To satisfy the 5-year rule, the property must be sold after January 1, 2026.

Q2. When does a dead cross occur?

A2. The timing of a dead cross depends on the borrowing conditions and the structure of the property, but generally it occurs about 10-15 years after purchase. It tends to occur earlier for properties with higher loan-to-value ratios and shorter repayment terms, and later for properties with higher building ratios. The specific timing of accrual can be calculated through simulations based on individual conditions.

Q3. Up to what age can a property be sold?

A3. Legally, there is no restriction on the sale of properties based on the age of the building, but in the actual market, it tends to be difficult to secure a buyer once the building exceeds 30 years old. However, if the property is in a good location and well managed, it can be sold even if it is older. What is more important than the age of the building is the condition of the property, the surrounding environment, and the appropriateness of pricing.

Q4. How long does it take to sell?

A4. It generally takes about 3-6 months to sell a studio apartment. From an appraisal to the mediation contract conclusion is about 2 weeks, and from a sale activity to a buyer determination is 2-3 months, and from a contract to delivery is a standard schedule of about 1 month. However, since the period varies greatly depending on pricing and the market environment, it is important to set a schedule with a margin.

Q5: Can I sell the property even if it is vacant?

A5. It is possible to sell a property while it is vacant, but care must be taken in setting the price, as it is more difficult to evaluate using the income capitalization method compared to a property that is being leased. When selling a property as an investment property, it is important to explain the profitability based on expected rent. On the other hand, vacant properties have the advantage of being easier to inspect and make proposals for remodeling, etc.