Rasmus Jurkatam/Getty ImagesJapan's weak currency is boosting tourism, with a record-breaking 3.1 million visitors in March.The devalued yen is encouraging tourists to spend more on luxury goods.The currency is negatively impacting outbound travel, with more Japanese tourists staying in the country.Japan is a beloved tourist spot. A weak currency is ensuring that it will remain that way for foreigners.The country just broke its pre-pandemic tourist record, with 3.1 million foreign visitors in March.