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All eSIM plans for Japan
652 plans found · Last update: January 25, 2026
| # | Plan | Data | Duration | Price/GB | Promo code | Price |
|---|---|---|---|---|---|---|
1 |  Japan – 7 jours GigSkyNTT Docomo | 0.10GB | 7 days | $0.00 | -15% | $0.00 |
2 |  Japan GoMoWorld | 17.00GB | 30 days | $0.86 | -10% | $14.64$16.27 |
3 |  Japan 1GB 7 Days5G AdventureSimsKDDI/au | 1.00GB | 7 days | $1.61 | -10% | $1.61$1.78 |
4 |  Japan 1GB 7Days5G Ezy eSIM | 1.00GB | 7 days | $2.72 | -10% | $2.72$3.02 |
5 |  Japan (KDDI) - 1GB/7Days eSIM4Travel | 1.00GB | 7 days | $2.66 | -10% | $2.66$2.96 |
6 | Japan (SoftBank, KDDI) - 1GB/7Days eSIM4Travel | 1.00GB | 7 days | $2.88 | -10% | $2.88$3.20 |
7 |  Japan 100MB 7Days Esimflare | 0.10GB | 7 days | $36.66 | -10% | $3.67$4.07 |
8 | Japan 1GB 7Days Esimflare | 1.00GB | 7 days | $3.67 | -10% | $3.67$4.07 |
9 | Japan 500MB 7Days Esimflare | 0.49GB | 7 days | $7.48 | -10% | $3.67$4.07 |
10 | Japan (KDDI) - 500MB Daily / 5Days eSIM4Travel | 0.49GB | 5 days | $8.37 | -10% | $4.10$4.56 |
11 | Japan (SoftBank, KDDI) - 1GB Daily / 1Days eSIM4Travel | 1.00GB | 1 days | $1.57 | -10% | $1.57$1.75 |
12 | Japan (KDDI) - 500MB Daily / 1Days eSIM4Travel | 0.49GB | 1 days | $3.26 | -10% | $1.60$1.78 |
13 | Japan 3GB 15 Days5G AdventureSimsKDDI/au | 3.00GB | 15 days | $1.34 | -10% | $4.03$4.47 |
14 | Japan (KDDI) - 500MB Daily / 6Days eSIM4Travel | 0.49GB | 6 days | $9.51 | -10% | $4.66$5.18 |
15 |  7 days - 1GB5G Saily | 1.00GB | 7 days | $5.19 | -5% | $5.19$5.47 |
#1
Japan – 7 jours
GigSky · NTT Docomo
Data
0.10GB
Duration
7 days
Price/GB
$0.00
Promo code-15% With promo
$0.00
#2
Japan
GoMoWorld
Data
17.00GB
Duration
30 days
Price/GB
$0.86
Promo code-10% With promo
$14.64
$16.27
#3
5GJapan 1GB 7 Days
AdventureSims · KDDI/au
Data
1.00GB
Duration
7 days
Price/GB
$1.61
Promo code-10% With promo
$1.61
$1.78
#4
5GJapan 1GB 7Days
Ezy eSIM
Data
1.00GB
Duration
7 days
Price/GB
$2.72
Promo code-10% With promo
$2.72
$3.02
#5
Japan (KDDI) - 1GB/7Days
eSIM4Travel
Data
1.00GB
Duration
7 days
Price/GB
$2.66
Promo code-10% With promo
$2.66
$2.96
#6
Japan (SoftBank, KDDI) - 1GB/7Days
eSIM4Travel
Data
1.00GB
Duration
7 days
Price/GB
$2.88
Promo code-10% With promo
$2.88
$3.20
#7
Japan 100MB 7Days
Esimflare
Data
0.10GB
Duration
7 days
Price/GB
$36.66
Promo code-10% With promo
$3.67
$4.07
#8
Japan 1GB 7Days
Esimflare
Data
1.00GB
Duration
7 days
Price/GB
$3.67
Promo code-10% With promo
$3.67
$4.07
#9
Japan 500MB 7Days
Esimflare
Data
0.49GB
Duration
7 days
Price/GB
$7.48
Promo code-10% With promo
$3.67
$4.07
#10
Japan (KDDI) - 500MB Daily / 5Days
eSIM4Travel
Data
0.49GB
Duration
5 days
Price/GB
$8.37
Promo code-10% With promo
$4.10
$4.56
#11
Japan (SoftBank, KDDI) - 1GB Daily / 1Days
eSIM4Travel
Data
1.00GB
Duration
1 days
Price/GB
$1.57
Promo code-10% With promo
$1.57
$1.75
#12
Japan (KDDI) - 500MB Daily / 1Days
eSIM4Travel
Data
0.49GB
Duration
1 days
Price/GB
$3.26
Promo code-10% With promo
$1.60
$1.78
#13
5GJapan 3GB 15 Days
AdventureSims · KDDI/au
Data
3.00GB
Duration
15 days
Price/GB
$1.34
Promo code-10% With promo
$4.03
$4.47
#14
Japan (KDDI) - 500MB Daily / 6Days
eSIM4Travel
Data
0.49GB
Duration
6 days
Price/GB
$9.51
Promo code-10% With promo
$4.66
$5.18
#15
5G7 days - 1GB
Saily
Data
1.00GB
Duration
7 days
Price/GB
$5.19
Promo code-5% With promo
$5.19
$5.47
eSIM promo codes for Japan
Use our partner coupons to unlock instant savings on your eSIM purchases.
Voyeglobal
Code
Code
ESIMP-20% with ESIMPVoyeglobal offers eSIMs for traveling worldwide with excellent coverage.
GigSky
Code
Code
ESIMP-15% with ESIMPGigSky provides international eSIM plans with premium network access tailored for frequent travelers.
Yesim
Code
Code
ESIMP-15% with ESIMPYesim offers flexible eSIM plans across Europe and worldwide, including unlimited data options and multiple durations.
Best eSIM operators in Japan in 2026
| # | Operator | Promo code | Discount | Action |
|---|---|---|---|---|
1 |  | ESIMP | -15% | Get the offer |
2 |  | ESIMP | -15% | Get the offer |
3 |  | ESIMP | -15% | Get the offer |
4 |  | — | -10% | View offer |
5 |  | ESIMP | -10% | Get the offer |
#4Airalo
-10%
