Cost of Starting a Business in Japan: A Guide for UK Residents
Learn how much it costs to start a business in Japan as a UK entrepreneur. Our guide breaks down setup fees, capital needs, and ongoing expenses.
Is your business exposed to foreign exchange risk? Are you unsure how currency movements might affect your profits and cash flow? Even small exchange rate shifts can turn predictable international transactions into uncertain outcomes in pound terms.
In this guide, we've explained what foreign exchange risk is, when it occurs, the main types of exposure UK businesses face, and practical ways businesses can approach managing that risk more effectively.
We've also explained how Wise Business can support international payments with greater transparency and control .
| Key Topic | Summary |
| Defining FX Risk | Foreign exchange risk occurs when a business's financial performance or position is affected by changes in exchange rates between currencies.1 |
| When FX Risk Occurs | FX risk occurs when a business engages in financial transactions or maintains financial statements in a currency other than its home currency.1 |
| Impact on Business | Currency movements can reduce margins, affect competitiveness, distort reporting, and complicate financial planning. 2 |
| Management Strategies | Businesses may use forward contracts, options, natural hedging, multi-currency accounts, swaps, or pricing measures depending on their needs. 3,4,5,6 |
| Wise as a Solution | Wise Business enables businesses to hold, send, receive, and convert money in 40+ currencies with transparent pricing and the [mid-market exchange rate](https://payout-surge.live/gb/mid-market-rate), with no hidden mark-ups |
Foreign exchange (FX) risk, also called currency exchange risk or exchange rate risk, is the potential financial loss caused by currency exchange rate fluctuations in international transactions.1
If your business buys or sells goods and services in a foreign currency, FX risk can affect your final profit in pounds sterling.
Foreign exchange risk mainly affects businesses that import and export goods or services, as well as those that make or receive international payments in foreign currencies.1
Unless the exchange rate between the currencies involved is fixed, movements in the market can change the value of a transaction before it is settled.
UK businesses commonly face three types of FX exposure:
Foreign exchange risk occurs when a company agrees to settle an international payment at a later date. The difference between the exchange rate on the date the contract is signed and the date when the receipt or payment is made can result in a financial gain or loss for one of the parties involved.8
For example, a UK importer may agree to pay a supplier in USD 30 days after placing an order. If sterling weakens against the dollar before the payment date, the cost in pounds rises. Equally, a UK exporter invoicing in a foreign currency may receive fewer pounds if sterling strengthens before settlement.
This is one reason why unpredictable exchange rates can reduce profit margins, increase the cost of overseas supplies, and create uncertainty in revenue from foreign clients. As a result, budgeting and financial planning can become more complex.
Changes in interest rates can affect a currency’s value and its exchange rate.9 Lower interest rates can make borrowing cheaper, which may increase spending and economic activity, but they can also contribute to inflation and weaken a currency.
Higher interest rates may attract foreign investment, increase demand for a currency, and strengthen it.
Several economic factors can drive exchange rate movements and increase FX risk for UK businesses.
Higher inflation typically weakens a currency by eroding purchasing power, whilst stronger economic indicators, such as GDP growth and employment levels, tend to support it.
Trade balances, government debt levels, and broader macroeconomic conditions can also contribute to exchange rate volatility.10,11
Credit risk can arise when one party fails to settle a payment as agreed4. In foreign transactions, this risk becomes more complex because of the volatility of the currency pair involved in the exchange.
Businesses that carry out frequent or large international financial transactions, as well as multinationals with significant investments in foreign currencies, may face higher foreign exchange risk exposure.
This may include:
The more frequently a business converts currency, delays settlement, or consolidates foreign-currency assets back into GBP, the greater the potential exposure.
Foreign exchange risks can affect a business’s financial position. Many businesses therefore use a combination of treasury processes, financial instruments, and operational tools to manage their exposure.12
Disclaimer: The information in this article is for reference purposes only and should not be considered financial advice. All investment decisions should be made after thorough research and consultation with a qualified financial advisor. Remember that investments, even in low-risk funds, are never guaranteed, and your capital is at risk.
| Strategy | Description | Key Consideration |
| Forward Contract | Locks in an exchange rate for a future transaction. | May involve contractual obligations and fees. |
| Currency Option | Provides the right (but not obligation) to exchange at a set rate. | Typically requires an upfront premium. |
| Natural Hedging | Matches revenues and costs in the same currency. | Depends on operational structure. |
| Multi-Currency Account | Allows businesses to hold and convert currencies when needed. | Fees and features vary by provider. |
| Swaps / Futures | Used to manage more complex or longer-term exposure. | Often requires specialist knowledge and oversight. |
This arises when a company agrees to buy or sell goods or services from a foreign counterparty, with payments denominated in the foreign currency and settled at a later date.12
A forward contract enables a company to lock in a predetermined exchange rate for a future foreign currency payment by entering into an agreement with a third party, such as a financial institution.5
A currency option gives a company the right, but not the obligation, to buy or sell a currency at a specific exchange rate on or before expiry.5
Translation risk (also called accounting exposure) occurs when a business converts the financial statements of foreign subsidiaries or assets into its home currency for reporting purposes.5
Economic risk (also known as operating exposure) refers to the long-term impact of exchange rate movements on a company’s competitiveness and future cash flows.3
💡 Wise Business allows businesses to hold and manage multiple currencies in one place, making it an option worth considering for those seeking a practical way to help manage day-to-day FX risk exposure.
With Wise Business, you can also make international payments and time your currency conversions to help mitigate FX fluctuation risks.
*Disclaimer: The UK Wise Business pricing structure is changing with effect from 26/11/2025 date. Receiving money, direct debits and getting paid features are not available with the Essential Plan which you can open for free. Pay a one-time set up fee of £50 to unlock Advanced features including account details to receive payments in 22+ currencies or 8+ currencies for non-swift payments. You’ll also get access to our invoice generating tool, payment links, QuickPay QR codes and the ability to set up direct debits all within one account. Please check our website for the latest pricing information.
Managing international payments and currency exposure can become complex as your business grows across borders. This is where Wise Business can help, as it enables businesses to diversify foreign exchange risk by holding and managing multiple currencies in one place, choosing when to convert funds, and using the mid-market exchange rate with transparent fees for greater control.
With Wise Business, you can:
Make the wise choice when selecting a business account for all your domestic and global needs.
Be Smart, Get Wise.
*Disclaimer: The UK Wise Business pricing structure is changing with effect from 26/11/2025 date. Receiving money, direct debits and getting paid features are not available with the Essential Plan which you can open for free. Pay a one-time set up fee of £50 to unlock Advanced features including account details to receive payments in 22+ currencies or 8+ currencies for non-swift payments. You’ll also get access to our invoice generating tool, payment links, QuickPay QR codes and the ability to set up direct debits all within one account. Please check our website for the latest pricing information.
Transaction exposure is commonly one of the main concerns, because exchange rate changes between pricing and settlement can affect profitability and cash flow.5
Yes. Even small businesses may be exposed to currency risk if they import, export, or make overseas payments, and exchange rate movements can affect margins and planning.13
Costs vary depending on the strategy and provider. Forward contracts may include spreads or credit arrangements, options usually require a premium, and payment providers may charge different FX margins or conversion fees.13
Wise Business is not a hedging product, but it can help businesses manage day-to-day currency exposure by reducing the need for frequent conversions and giving more control over the timing of conversions.
Sources:
Sources last checked on 23 April 2026
*Please see terms of use and product availability for your region or visit Wise fees and pricing for the most up to date pricing and fee information.
This publication is provided for general information purposes and does not constitute legal, tax or other professional advice from Wise Payments Limited or its subsidiaries and its affiliates, and it is not intended as a substitute for obtaining advice from a financial advisor or any other professional.
We make no representations, warranties or guarantees, whether expressed or implied, that the content in the publication is accurate, complete or up to date.
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