# Inbox eSIM plans for Japan

> 34 active Inbox eSIM plans that cover Japan, from $2.90.
> Updated October 17, 2026. Prices in USD. Web page: https://esimguide.com/japan-esim/inboxesim
> Discount code: **ESIMGUIDE (10% off)**. 10% off at Inbox eSIM

## Networks in Japan

As stated by Inbox eSIM: au (5G), NTT docomo (5G), Rakuten Mobile Network (5G), SoftBank (5G). The technology is the fastest the provider states, not a measured speed.

## Plans

Where plans share the same data, validity and coverage type, only the cheapest is listed: 19 distinct of 34 plans.

| Plan | Data | Validity | Price | Coverage | Network | Hotspot | Voice | SMS | Phone number | Top-up | ID check | Breakout |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| Japan 1 GB / 7 days | 1 GB | 7 days | $2.90 | Japan only | 5G | Yes | No | No | No | Yes | No | HK |
| Asia 14 regional 1 GB / 7 days | 1 GB | 7 days | $2.90 | 14 countries | 5G | Yes | No | No | No | Yes | No | SG |
| Japan 3 GB / 30 days | 3 GB | 30 days | $3.90 | Japan only | 5G | Yes | No | No | No | Yes | No | HK |
| Asia 14 regional 3 GB / 30 days | 3 GB | 30 days | $5.90 | 14 countries | 5G | Yes | No | No | No | Yes | No | SG |
| Japan 5 GB / 30 days | 5 GB | 30 days | $5.90 | Japan only | 5G | Yes | No | No | No | Yes | No | HK |
| Asia 14 regional 5 GB / 30 days | 5 GB | 30 days | $6.90 | 14 countries | 5G | Yes | No | No | No | Yes | No | SG |
| Japan 10 GB / 30 days | 10 GB | 30 days | $7.90 | Japan only | 5G | Yes | No | No | No | Yes | No | HK |
| Asia 14 regional 10 GB / 30 days | 10 GB | 30 days | $10.90 | 14 countries | 5G | Yes | No | No | No | Yes | No | SG |
| Japan 20 GB / 30 days | 20 GB | 30 days | $11.90 | Japan only | 5G | Yes | No | No | No | Yes | No | HK |
| Asia 14 regional 20 GB / 30 days | 20 GB | 30 days | $21.90 | 14 countries | 5G | Yes | No | No | No | Yes | No | SG |
| Japan 50 GB / 30 days | 50 GB | 30 days | $22.90 | Japan only | 5G | Yes | No | No | No | Yes | No | HK |
| Japan Day Pass 3 days | 3 GB/day, then 1 Mbps | 3 days | $9.90 | Japan only | — | Yes | No | No | No | No | No | HK |
| Japan Day Pass 5 days | 3 GB/day, then 1 Mbps | 5 days | $14.90 | Japan only | — | Yes | No | No | No | No | No | HK |
| Asia 14 regional Day Pass 5 days | 3 GB/day, then 1 Mbps | 5 days | $17.90 | 14 countries | — | Yes | No | No | No | No | No | — |
| Japan Day Pass 7 days | 3 GB/day, then 1 Mbps | 7 days | $19.90 | Japan only | — | Yes | No | No | No | No | No | HK |
| Asia 14 regional Day Pass 7 days | 3 GB/day, then 1 Mbps | 7 days | $23.90 | 14 countries | — | Yes | No | No | No | No | No | — |
| Japan Day Pass 10 days | 3 GB/day, then 1 Mbps | 10 days | $27.90 | Japan only | — | Yes | No | No | No | No | No | HK |
| Asia 14 regional Day Pass 10 days | 3 GB/day, then 1 Mbps | 10 days | $31.90 | 14 countries | — | Yes | No | No | No | No | No | — |
| Japan Day Pass 15 days | 3 GB/day, then 1 Mbps | 15 days | $40.90 | Japan only | — | Yes | No | No | No | No | No | HK |

Yes / No are what the provider states. Varies means it differs across the plan's coverage. — means the provider does not say, which is not the same as No.
Breakout lists every country the provider declares for the plan; where it names several, which one serves this destination is not stated.

## More

- [All providers for Japan](https://esimguide.com/japan-esim.md)
- [Inbox eSIM plans for Japan, with filters](https://esimguide.com/japan-esim/inboxesim)