PikoeSIM
eSIM comparisons
PikoeSIM vs Airalo vs Saily vs Nomad for Japan eSIM
Fixed-data Japan eSIM prices from PikoeSIM, Airalo, Saily and Nomad compared in USD, observed 17 October 2026, with two buying examples.
PikoeSIM publishes this comparison and sells one of the products compared.
See all 55 plansExact matches: same data, same validity
The table pairs each rival fixed-data plan with a PikoeSIM plan offering the same data and validity, from USD prices on 17 October 2026. All 15 exact-match offers were cheaper at PikoeSIM.
Scroll table to compare all providers →| Total data | Validity | PikoeSIM | Airalo | Saily | Nomad |
|---|---|---|---|---|---|
| 1 GB | 7 days | $0.70 | — | $3.99 | $4.00 |
| 3 GB | 30 days | $2.00 | — | $7.99 | $7.00 |
| 5 GB | 15 days | $2.95 | $10.50 | — | — |
| 5 GB | 30 days | $2.99 | $11.00 | $10.99 | $10.00 |
| 10 GB | 30 days | $5.00 | $18.00 | $17.99 | $16.00 |
| 20 GB | 30 days | $8.55 | $25.00 | $24.99 | $23.00 |
| 50 GB | 30 days | $18.18 | — | — | $35.00 |
A dash means no same-data, same-validity PikoeSIM match was found that day; it does not mean the rival plan is unavailable or lacks a longer-validity alternative.
Longer-validity alternatives
Seven offers had no exact match. Each had a longer-validity PikoeSIM plan with the same data, and all seven were lower-priced. They are similar, not identical, so check each plan page.
| Provider | Data | Rival plan | PikoeSIM alternative |
|---|---|---|---|
| Airalo | 1 GB | 3 days $4.00 | 7 days $0.70 |
| Airalo | 3 GB | 3 days $7.50 | 5 days $1.71 |
| Airalo | 3 GB | 7 days $8.00 | 30 days $2.00 |
| Airalo | 5 GB | 7 days $10.00 | 10 days $2.53 |
| Airalo | 10 GB | 7 days $17.00 | 30 days $5.00 |
| Airalo | 10 GB | 15 days $17.50 | 30 days $5.00 |
| Airalo | 20 GB | 15 days $24.00 | 30 days $8.55 |
Each alternative is the lowest-priced PikoeSIM plan with the same total data and longer validity. On a tie, longer validity was chosen if service terms matched; otherwise the shortest adequate candidate was kept.
Plan counts
PikoeSIM listed 55 fixed-data Japan plans, Airalo 11, Saily 5 and Nomad 6. A long catalogue helps only when a data-plus-validity pair fits your trip.
| Provider | Distinct data + validity options |
|---|---|
| PikoeSIM | 55 |
| Airalo | 11 |
| Saily | 5 |
| Nomad | 6 |
Two buying decisions
Skip the 1-day trap: 3 GB for 1 day costs $1.17, while 3 GB for 30 days is $2.00. Also compare 12 GB for 20 days at $6.32 with 30 days at $5.42.
PikoeSIM
PikoeSIM listed 55 fixed-data Japan plans, from $0.58 for 100 MB / 7 days to $73.27 for 100 GB / 30 days.
Advertised networks include NTT docomo, KDDI/au, SoftBank and Rakuten Mobile; hotspot is listed as supported for the recorded plans.
Airalo
Airalo listed 11 fixed-data Japan plans. Its 20 GB / 30 days costs $25.00, while PikoeSIM's same pair is $8.55. Airalo names Softbank as the primary network.
Saily
Saily listed 5 fixed-data Japan plans. Its 20 GB / 30 days costs $24.99, while PikoeSIM's is $8.55. Saily cites KDDI and SoftBank as network partners.
Nomad
Nomad listed 6 fixed-data Japan plans. Its 50 GB / 30 days costs $35.00, while PikoeSIM's is $18.18. Nomad names KDDI au and SoftBank as its Japan networks.
Full PikoeSIM Japan catalogue
The complete PikoeSIM Japan catalogue appears below: 55 fixed-data packages from 100 MB to 100 GB, with validity from 1 to 180 days.
55 PikoeSIM plans · full USD catalog
| Total data | Validity | Selling price | Plan |
|---|---|---|---|
| 100 MB100 MB / 7 days validity starts at installation. | 7 days | $0.58Regular $0.77 Automatic discount | View planPlan details
|
| 500 MB | 7 days | $0.77 | View planPlan details
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| 1 GB | 7 days | $0.70 | View planPlan details
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| 1 GB | 30 days | $0.88 | View planPlan details
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| 2 GB | 15 days | $1.68 | View planPlan details
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| 2 GB | 20 days | $1.68 | View planPlan details
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| 2 GB | 30 days | $1.71 | View planPlan details
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| 3 GB | 1 day | $1.17 | View planPlan details
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| 3 GB | 5 days | $1.71 | View planPlan details
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| 3 GB | 15 days | $2.14 | View planPlan details
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| 3 GB | 20 days | $2.52 | View planPlan details
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| 3 GB | 30 days | $2.00 | View planPlan details
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| 4 GB | 20 days | $3.32 | View planPlan details
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| 4 GB | 30 days | $3.68 | View planPlan details
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| 5 GB | 10 days | $2.53 | View planPlan details
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| 5 GB | 15 days | $2.95 | View planPlan details
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| 5 GB | 21 days | $5.12 | View planPlan details
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| 5 GB | 30 days | $2.99 | View planPlan details
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| 5 GB | 45 days | $12.24 | View planPlan details
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| 5 GB | 60 days | $12.24 | View planPlan details
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| 10 GB | 30 days | $5.00 | View planPlan details
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| 12 GB | 20 days | $6.32 | View planPlan details
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| 12 GB | 30 days | $5.42 | View planPlan details
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| 14 GB | 20 days | $7.43 | View planPlan details
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| 14 GB | 30 days | $13.29 | View planPlan details
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| 15 GB | 20 days | $7.82 | View planPlan details
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| 15 GB | 30 days | $12.28 | View planPlan details
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| 16 GB | 20 days | $8.68 | View planPlan details
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| 16 GB | 30 days | $7.36 | View planPlan details
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| 18 GB | 20 days | $8.28 | View planPlan details
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| 18 GB | 30 days | $8.28 | View planPlan details
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| 20 GB | 30 days | $8.55 | View planPlan details
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| 30 GB | 20 days | $12.20 | View planPlan details
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| 30 GB | 30 days | $11.77 | View planPlan details
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| 30 GB | 60 days | $20.29 | View planPlan details
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| 32 GB | 20 days | $18.85 | View planPlan details
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| 32 GB | 30 days | $12.30 | View planPlan details
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| 35 GB | 20 days | $19.92 | View planPlan details
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| 35 GB | 30 days | $13.07 | View planPlan details
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| 38 GB | 20 days | $23.19 | View planPlan details
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| 38 GB | 30 days | $13.88 | View planPlan details
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| 40 GB | 20 days | $31.79 | View planPlan details
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| 40 GB | 30 days | $14.38 | View planPlan details
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| 42 GB | 20 days | $28.78 | View planPlan details
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| 42 GB | 30 days | $14.92 | View planPlan details
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| 45 GB | 20 days | $30.07 | View planPlan details
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| 45 GB | 30 days | $15.96 | View planPlan details
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| 48 GB | 20 days | $30.87 | View planPlan details
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| 48 GB | 30 days | $16.73 | View planPlan details
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| 50 GB | 20 days | $25.11 | View planPlan details
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| 50 GB | 30 days | $18.18 | View planPlan details
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| 50 GB | 90 days | $30.34 | View planPlan details
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| 50 GB | 180 days | $30.86 | View planPlan details
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| 100 GB | 30 days | $73.27 | View planPlan details
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| 100 GB | 60 days | $47.71 | View planPlan details
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How the prices were checked
Prices were observed on 17 October 2026 in USD. Automatic discounts shown by providers are included; no coupons, referral credit or cashback were applied.
Frequently asked questions
Did PikoeSIM beat the rivals on every exact same-data, same-validity Japan plan?
Yes, on 17 October 2026, all 15 exact-match offers were cheaper at PikoeSIM. For example, its 20 GB / 30 days at $8.55 beat Airalo's $25.00, Saily's $24.99 and Nomad's $23.00.
Does the data allowance reset each day?
No. These are fixed-total data plans; the allowance covers the whole validity. Daily-reset, unlimited and top-up plans were excluded.
When does a PikoeSIM Japan plan start counting down?
It varies by plan. The 100 MB / 7 days package starts at installation, so install it close to departure. Most plans start at first network connection.
Sources & useful links
- Airalo Japan plans
- Saily Japan plans
- Nomad Japan plans
- PikoeSIM Japan plans
- Apple: using eSIM when travelling
Plan details and availability can change. Review the product page before choosing.
