Historically weak yen levels are making Japan cheaper to enter for dollar-based and other foreign companies, lowering effective costs for real estate, hiring, equipment, services and acquisitions.
Those savings matter most when they fund stronger execution—more experienced local staff, bigger marketing budgets, larger facilities and longer runways—rather than serving as the sole reason to expand.
Japan still demands localization, relationship-building and high service standards, and lower entry costs do not guarantee customer adoption, faster partnerships or durable revenue growth.
Financial models built on today’s exchange rate can quickly break if the yen rebounds, so companies are urged to test scenarios for appreciation, inflation, labor costs and trade-price shifts.
The report argues the right question is not whether a weak yen alone justifies entry, but whether current FX conditions improve an already compelling long-term strategy for Japan.