🇯🇵 Osaka · Japan
Osaka eSIM (2026) — オンライン購入 / QR即時開通
Japan・Osaka向けの旅行eSIM。空港SIM行列を回避し、到着前にQRプロファイルを入れ、着陸5秒でオンラインに。ローミング請求の心配なし。
Where you’ll use data most
- Dotonbori & Namba
- Osaka Castle
- Universal Studios Japan
- Shinkansen to Kyoto and Tokyo
- Day trip to Nara
Airports & arrival
- KIX (Kansai)
- ITM (Itami)
Local mobile networks
NTT Docomo · SoftBank · KDDI au
3-step setup
- Buy the eSIM online — the QR is emailed within minutes.
- On home Wi-Fi, scan the QR (Settings → Mobile → Add eSIM). Leave the line OFF.
- After landing, enable the eSIM as default cellular data. Done.
Related guides
- Best eSIM for Japan (2026): Tokyo, Osaka & Rail Trips
- Japan eSIM for Travel | Tokyo, Osaka & prepaid data 2026
- アジア20カ国 eSIM 2026 | 複数国データ
Japan eSIMプラン
日本 eSIMプランFAQ
Yes for most short visits. A prepaid Japan eSIM installs in 2 minutes, gives a fixed GB at a fixed price, and skips the airport SIM queue at KIX (Kansai).
Travel eSIMs roam over one or more local networks — typically NTT Docomo, SoftBank, KDDI au. The exact network is picked automatically based on signal strength.
Yes. Install on home Wi-Fi (Settings → Mobile → Add eSIM). Leave the line OFF, then enable after landing at KIX (Kansai) to avoid carrier auto-roaming.
Maps, chat and photos: 3–5 GB. Add streaming or hotspot for laptop: 8–15 GB. Pick at least one bracket higher than your estimate — top-ups cost more than upgrading at purchase.