ブログ
eSIM ガイド
セットアップ、ロック端末、旅行データパッケージの読み方。これらのページは eSIM をインストールしません。
Staying online in France · Paris, Lyon, Marseille, and Nice search for France. A city does not get its own plan. The package has to list FR.Staying online in Germany · Berlin, Munich, Frankfurt, Hamburg, and Cologne search for Germany. A city name is not coverage. The package must list DE.Staying online in Italy · Rome, Milan, Venice, Florence, and Naples search for Italy. They are not separate eSIMs. The package must list IT.Staying online in Japan · Tokyo, Osaka, Kyoto, Hiroshima, and Sapporo all search for Japan. A package covers Japan only when the supplier lists JP.Staying online in Mexico · Mexico City, Cancún, and Guadalajara search for Mexico. Coverage is MX on the supplier list, not a resort or a neighborhood.Staying online in Spain · Madrid, Barcelona, Seville, Valencia, and Mallorca search for Spain. Mallorca is not a separate plan. The package must list ES.Staying online in Thailand · Bangkok, Phuket, Chiang Mai, and Koh Samui search for Thailand. Beaches are not separate plans. The package must list TH.Staying online in the United Kingdom · England, Scotland, Wales, London, Manchester, and Edinburgh search for the United Kingdom. Coverage still requires GB on the package.Staying online in the United States · New York, California, and Los Angeles search for the United States. A state name is not its own eSIM. The package must list US.Staying online in Turkey · Istanbul, Ankara, Antalya, and Cappadocia search for Turkey. Türkiye is the same destination. The package must list TR.Android setup · The usual Android path. Samsung, Pixel, and other brands rename these screens.Check whether the phone can use an eSIM · What to look for on the phone itself. RoamFinch does not run a device lookup.Hotspot and fair use · Tethering and speed limits are package rules, not a general promise.How to read a travel data package · Countries, allowance, validity, and price are package facts. This site does not add ratings or a coverage promise.Install before you fly · Install on Wi-Fi at home, and do not assume when the validity clock starts.iPhone setup · The usual iPhone path. Menu names vary by iOS version and region.Locked phones · A carrier lock and eSIM support are different checks.What happens after you pay · What happens after you pay for a travel eSIM: one provision, a slow supplier, and a repeated payment notice.