🇯🇵 Best eSIM Plans for Japan
Compare 24 plans from 5 providers. Updated March 2026.
All Plans1 GB3 GB5 GB10 GB20 GBUnlimited
Provider
Data
Duration
Speed
$/GB
Price
⚡ SimbyeBest $/GB20 GB30 days4G/5G$1.00$20.00 🏕️ Nomad20 GB45 days4G/5G$1.20$24.00 🛡️ Saily20 GB30 days4G/5G$1.25$24.99 🌐 Airalo20 GB30 days4G/5G$1.29$25.80 ⚡ Simbye10 GB30 days4G/5G$1.50$15.00 🏕️ Nomad10 GB30 days4G/5G$1.70$17.00 🛡️ Saily10 GB30 days4G/5G$1.80$17.99 🌐 Airalo10 GB30 days4G/5G$1.80$18.00 🏕️ Nomad5 GB30 days4G/5G$2.00$10.00 🛡️ Saily5 GB30 days4G/5G$2.20$10.99 🌐 Airalo5 GB30 days4G/LTE$2.30$11.50 ⚡ Simbye5 GB30 days4G/5G$2.40$12.00 🏕️ Nomad3 GB30 days4G/5G$2.50$7.50 🛡️ Saily3 GB30 days4G/5G$2.66$7.99 ⚡ Simbye3 GB15 days4G/5G$2.67$8.00 🌐 Airalo3 GB15 days4G/LTE$2.83$8.50 ⚡ Simbye1 GB7 days4G/5G$3.00$3.00 🛡️ Saily1 GB7 days4G/5G$3.99$3.99 🏕️ Nomad1 GB7 days4G/5G$4.00$4.00 🌐 Airalo1 GB7 days4G/LTE$4.50$4.50 ✈️ HolaflyUnlimited5 days4G/LTEN/A$19.50 ✈️ HolaflyUnlimited7 days4G/LTEN/A$27.30 ✈️ HolaflyUnlimited15 days4G/5GN/A$50.90 ✈️ HolaflyUnlimited30 days4G/5GN/A$74.90