Tokyo Condominium Investment: Work Backward from the Exit

A Tokyo condominium investment can look attractive if annual rent is divided by purchase price. That gross yield says little about the cash you keep during ownership or the price a future buyer might pay. Before purchasing, model the rental years and at least two plausible exits on the same worksheet.

Define the buyer at the exit

Start with nearby recorded transactions, using Japan’s MLIT Real Estate Information Library as one reference. An occupied unit sold to an investor and a vacant unit sold to an owner-occupier face different buyer pools and price tests. Do not assume that you can freely end an existing tenancy to deliver vacant possession. Review the actual lease and obtain advice on the legal position before using a vacant-unit sale price.

Compare floor area, layout, access to transit and building age, then inspect building management. Minutes of the owners’ association, the long-term repair plan, reserve balance, arrears and planned work can alter both the owner’s carrying costs and a buyer’s willingness to pay. A low current reserve contribution is not proof that future repairs will cost less. MLIT’s overview of condominium management explains the role of long-term planning and repair reserves.

Turn gross rent into cash after ownership costs

Deduct a realistic vacancy allowance, leasing fees, management fees, condominium service charges and repair reserves, property tax, insurance and expected equipment replacement. Show the timing of major replacement costs separately; do not subtract both a provision and the same actual expense twice. For financed purchases, show interest and principal repayments as cash outflows. Taxable rental income and cash flow are different calculations, so keep them in separate columns.

Test falling rent, longer vacancy and a higher rate, both one at a time and together. A property that is cash-positive in an ordinary year may still need additional funding when a tenant leaves or the building calls for a substantial repair contribution.

Calculate sale proceeds under more than one exit

Indicative pre-tax cash released on sale = sale price − selling costs − outstanding loan balance at completion.

Run a base case, a lower sale price and a longer holding period. The minimum sale price that repays the debt and selling costs without additional cash is a useful boundary. This simplified cash figure is not taxable gain. Japanese capital-gains calculations require a separate review of acquisition cost, eligible selling costs, depreciation of the building component and the applicable holding-period rules. The National Tax Agency explains the calculation; tax status, residence and ownership structure can materially change the result.

Liquidity matters alongside price. If few comparable units trade, a model that assumes a quick sale at the latest asking price is fragile. Check the actual transaction evidence and competing supply, and allow for a longer sale period with rental income, costs and debt service continuing.

Documents to request before making an offer

Comparable recorded sales and current competing listings, adjusted for the subject unit’s condition.
Existing lease, rent history and occupancy records, including restrictions relevant to an occupied sale.
Management rules, owners’ association minutes, long-term repair plan, reserves, arrears and planned works.
Debt schedule, rate reset terms and the lender’s repayment requirements on sale.
Evidence of acquisition cost and a separate estimate of after-tax sale proceeds.

No worksheet can guarantee an exit price. It can, however, show the highest purchase price consistent with a defensible downside case. Our investment advisory service considers acquisition, ownership and disposal as one decision, including the conditions under which we would decline a purchase.

Sources and scope

Sources checked 26 September 2026. Confirm the applicable lease, tax and financing terms for the specific transaction. Read the Japanese edition.