📰 eSIM & WiFi Japan blog
⭐ GuideJapan eSIM 2026 — Complete guide for travellers
Everything you need: 5 popular plans, install on iPhone/Android, airport activation, coverage and troubleshooting.
CompareeSIM vs Pocket WiFi in Japan — Which to choose?
Solo → eSIM. Group 3+ → Pocket WiFi. Travelling as a pair? Detailed comparison of price, convenience, battery and performance.
ReviewsTop 5 best Japan eSIM providers in 2026
Detailed review of 5 Japan eSIM providers: OlaChill, Airalo, Ubigi, Nomad, Klook. Price, support and reliability.
InstallHow to install eSIM on iPhone — Step-by-step guide
Install eSIM on iPhone XS and newer — 7 steps with screenshots. Works on iOS 16, 17, 18.
InstallHow to install eSIM on Android — Samsung / Pixel / Xiaomi
Brand-specific guides for Samsung, Pixel and Xiaomi. Settings paths differ — all covered.
WiFiFree WiFi in Japan — Where and how to connect
Tokyo Free WiFi, 7-Eleven, Starbucks, JR East, Metro. Registration and limitations of each.
AirportInternet at Japan airports — eSIM vs WiFi vs SIM
The moment you land at NRT/HND/KIX: use airport WiFi, activate eSIM, or buy a SIM at the counter.
RoamingData roaming in Japan — Cost and alternatives
Vinaphone roaming ~300k VND/MB, Viettel 200k/day. eSIM only 250k VND for 5-day unlimited. 80% savings.
GroupeSIM for group travel in Japan — Budget solutions
Group of 2-3: 1 eSIM + hotspot. 4+: Pocket WiFi. Detailed per-person cost calculation.
WiFiPocket WiFi in Japan — Where to rent, how much in 2026
Japan Wireless, Sakura, Ninja WiFi, CDJapan. Compare ¥220-400/day, pickup points and cancellation policy.