JAPAN SIM NAVISokumoba

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  3. Sokumoba

Sokumoba: what it costs, and who it accepts

Checked / SIM Navi team

Sokumoba's plans for people living in Japan, what it takes to sign up, and the real monthly cost including the setup fee. Everything here comes from Sokumoba's own official pages.

Sokumoba

Heads up: Sokumoba's official application and support are in Japanese only, as far as we could confirm. You (or someone helping you) will likely need to read Japanese to sign up.

Sokumoba, 3GB a month, 12-month cost horizon

Sokumoba1–20GB

¥3,403 /month

12-month total ¥40,830Setup fee ¥4,950 (included above)eSIM available

  • Real monthly cost: plan price plus the one-off fees spread over the horizon, no conditional discounts.
  • Whether your application is approved is the carrier's decision, not ours.

Who Sokumoba suits

A good fit if
  • You have no Japanese credit card (bank transfer, debit or convenience-store payment is confirmed).
Look elsewhere if
  • You need English support — application and support are in Japanese only, as far as we could confirm.

Sokumoba plans

Monthly price before the setup fee, tax included. The real monthly cost above adds the one-off fees.

1GB a month1–20GB2,393 yen/mo3GB a month1–20GB3,403 yen/mo10GB a month1–20GB4,263 yen/mo
Sokumoba 1–20GB — real monthly cost at three data levels (setup fee spread over 12 months, tax incl.)
Sokumoba, 1 plan (tax incl., checked September 29, 2026).
DataMonthly fromeSIMSetup fee
1–20GB¥1,980Yes¥4,950

Sign-up conditions

From Sokumoba's own official pages, checked on September 29, 2026. "Not stated" means we could not find it addressed, which is different from a "no".

EligibilityNot confirmedCard not statedScreening appliesPaymentCredit card: yesBank transfer: noKonbini: yesLeavingMin. term: 0 moFee not statedSetup: ¥4,950
What Sokumoba states officially (checked September 29, 2026). Details in the table below.
Sokumoba, verified against official sources (September 29, 2026).
ConditionWhat the official site states
Accepts foreign residentsNot confirmed
Residence card as IDNot stated
Min. remaining validityNot specified by the provider
Support language(s)Japanese
Credit cardAccepted
Debit cardNot stated
Bank transferNot accepted
Convenience-store paymentAccepted
Setup cost¥4,950
Minimum termNone
Cancellation feeNot specified by the provider

Sokumoba's official support FAQ (updated 2 July 2026) directs foreign nationals to JP SMART SIM, a separate service from the same company (CoeNova Co., Ltd.), and does not say whether Sokumoba itself accepts them.

The exact list of accepted ID documents is long and partly Japanese-only legal text, so we link to the source rather than translating it: Sokumoba official.

Frequently asked questions

Does Sokumoba accept applicants with a residence card and no Japanese credit history?

This isn't confirmed either way on the official pages we checked. Sokumoba's official support FAQ (updated 2 July 2026) directs foreign nationals to JP SMART SIM, a separate service from the same company (CoeNova Co., Ltd.), and does not say whether Sokumoba itself accepts them.

Can I pay Sokumoba without a Japanese credit card?

Yes — Sokumoba officially offers at least one non-credit-card payment method (bank transfer, debit, or convenience-store payment). See the conditions table below for specifics.

Is eSIM available from Sokumoba?

Yes, at least one Sokumoba plan supports eSIM (see the plan table for which).

Sources

Back to the resident SIM ranking · Paying without a Japanese credit card · What the residence-card requirement means

Before you apply to Sokumoba

At 3GB a month the real cost is ¥3,403/month. Check the accepted ID documents and payment methods on Sokumoba's official site before applying.

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