WorldChinaJapanIndiaSouth KoreaIndonesiaTaiwanThailandU.S.East AsiaChinaHong KongMacaoTaiwanMongoliaJapanSouth KoreaNorth KoreaSoutheast AsiaIndonesiaThailandMalaysiaSingaporePhilippinesVietnamMyanmarCambodiaLaosBruneiEast TimorSouth AsiaIndiaPakistanAfghanistanBangladeshSri LankaNepalBhutanMaldivesCentral AsiaKazakhstanUzbekistanTurkmenistanTajikistanKyrgyzstanOceaniaAustraliaNew ZealandPapua New GuineaPacific IslandsRest of the WorldMiddle EastRussia & CaucasusNorth AmericaLatin AmericaEuropeAfricaTrendingIran tensionsInflationTrump administrationArtificial intelligenceElectric vehiclesSupply ChainTaiwan tensionsBank of JapanImmigrationESGExplainerBusinessBusinessSemiconductorsAutomobilesEnergyTransportationRetailTravel & LeisureMedia & EntertainmentFood & BeverageFinanceElectronicsStartupsBusiness dealsMarketsMarketsEquitiesCurrenciesBondsCommoditiesPropertyIPOWealth ManagementTechTech#techAsiaChina techStartupsCryptocurrenciesDealStreetAsiaPoliticsPoliticsChinaJapanIndiaSouth KoreaIndonesiaTaiwanThailandU.S.East AsiaChinaHong KongMacaoTaiwanMongoliaJapanSouth KoreaNorth KoreaSoutheast AsiaIndonesiaThailandMalaysiaSingaporePhilippinesVietnamMyanmarCambodiaLaosBruneiEast TimorSouth AsiaIndiaPakistanAfghanistanBangladeshSri LankaNepalBhutanMaldivesCentral AsiaKazakhstanUzbekistanTurkmenistanTajikistanKyrgyzstanOceaniaAustraliaNew ZealandPapua New GuineaPacific IslandsRest of the WorldMiddle EastRussia & CaucasusNorth AmericaLatin AmericaEuropeAfricaEconomyEconomyChinaJapanIndiaSouth KoreaIndonesiaTaiwanThailandU.S.East AsiaChinaHong KongMacaoTaiwanMongoliaJapanSouth KoreaNorth KoreaSoutheast AsiaIndonesiaThailandMalaysiaSingaporePhilippinesVietnamMyanmarCambodiaLaosBruneiEast TimorSouth AsiaIndiaPakistanAfghanistanBangladeshSri LankaNepalBhutanMaldivesCentral AsiaKazakhstanUzbekistanTurkmenistanTajikistanKyrgyzstanOceaniaAustraliaNew ZealandPapua New GuineaPacific IslandsRest of the WorldMiddle EastRussia & CaucasusNorth AmericaLatin AmericaEuropeAfricaFeaturesTrading AsiaASEAN MoneyTech AsiaBusiness AsiaChina Up ClosePolicy AsiaBig in AsiaDatawatchInfographicsOpinionOpinionEditor-in-Chief's PicksThe Nikkei ViewLife & ArtsLife & ArtsLifeArtsMy Personal HistoryTea LeavesEat & DrinkDestinationsBooksObituariesWatch & ListenPodcastsVideoPhotosCurrenciesAuthorities tamp down volatility with tools other than forex interventionsThe currencies of Asian countries that rely on resource imports have depreciated sharply since the start of the Iran war. (Photo by Akira Kodaka)MAO KATO and HAYATE KOIKEJune 16, 2026 06:35 JSTTOKYO -- Asian countries that rely heavily on imported energy are keeping tabs on speculative trades to support their currencies without overusing interventions that drain foreign exchange reserves.Read NextLatest on CurrenciesSponsored ContentAbout Sponsored ContentThis content was commissioned by Nikkei's Global Business Bureau.