Best eSIM for Japan: Complete Guide 2025
Discover the best eSIM offers for traveling to Japan. Complete guide with provider comparison, selection criteria and activation tips.
Top 3 unlimited picks
Unlimited eSIM plans for Japan
We highlight reliable limitless data offers with instant activation and 24/7 assistance so you can travel stress-free.
All eSIM plans for Japan
14 plans found
Last update: November 13, 2025
NTT Docomo
4G
-15% with ESIMP
Duration1 days
DataUnlimited
6,99 €Original price
5,94 €
From
Use code ESIMP at checkout for 15% off.
NTT Docomo
4G
-15% with ESIMP
Duration3 days
DataUnlimited
19,49 €Original price
16,57 €
From
Use code ESIMP at checkout for 15% off.
Docomo
5G
NTT Docomo
4G
-15% with ESIMP
Duration5 days
DataUnlimited
27,99 €Original price
23,79 €
From
Use code ESIMP at checkout for 15% off.
NTT Docomo
4G
-15% with ESIMP
Duration7 days
DataUnlimited
36,99 €Original price
31,44 €
From
Use code ESIMP at checkout for 15% off.
SoftBank, KDDI
5G
4G
Docomo
5G
NTT Docomo
4G
-15% with ESIMP
Duration14 days
DataUnlimited
57,99 €Original price
49,29 €
From
Use code ESIMP at checkout for 15% off.
NTT Docomo
4G
-15% with ESIMP
Duration21 days
DataUnlimited
72,99 €Original price
62,04 €
From
Use code ESIMP at checkout for 15% off.
NTT Docomo
4G
-15% with ESIMP
Duration30 days
DataUnlimited
87,49 €Original price
74,37 €
From
Use code ESIMP at checkout for 15% off.
