JAPAN SIM NAVIMobal

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Mobal in Japan: every plan, and what it costs

Checked / SIM Navi team

Every Mobal prepaid travel plan covering Japan that we track, with tax-included pricing and the activation and refund terms from Mobal's own official pages.

Mobal's cheapest Japan prepaid eSIM plan is Unlimited for 3 days at ¥1,650, tax included, out of 25 plans we track (checked November 7, 2026).

Mobal

Cheapest Mobal Japan plan we list

MobalUnlimited

¥1,650 total

Valid for 3 daysHotspot yesPlans in our data 25

  • Priced in yen, so this is exactly what you pay.
  • Official pages checked on November 7, 2026.

Mobal Japan plans

Total price you pay, tax included. Longer plans are listed as they are — the ranking on the tourist eSIM page decides which one is cheapest for your trip.

3 daysUnlimited1,650 yen4 daysUnlimited2,200 yen5 daysUnlimited2,750 yen6 daysUnlimited3,300 yen7 daysUnlimited3,850 yen8 daysUnlimited4,400 yen9 daysUnlimited4,950 yen10 daysUnlimited5,400 yen
Mobal Japan plans by validity (total price, tax incl., checked November 7, 2026)
  • 3 daysUnlimited¥1,650
  • 4 daysUnlimited¥2,200
  • 5 daysUnlimited¥2,750
  • 6 daysUnlimited¥3,300
  • 7 daysUnlimited¥3,850
  • 8 daysUnlimited¥4,400
Show the other 19 plans
  • 9 daysUnlimited¥4,950
  • 10 daysUnlimited¥5,400
  • 11 daysUnlimited¥5,700
  • 12 daysUnlimited¥6,000
  • 13 daysUnlimited¥6,300
  • 14 daysUnlimited¥6,600
  • 15 daysUnlimited¥7,000
  • 16 daysUnlimited¥7,400
  • 16 days10GB total¥4,620
  • 16 days50GB total¥5,170
  • 17 daysUnlimited¥7,800
  • 18 daysUnlimited¥8,200
  • 19 daysUnlimited¥8,500
  • 20 daysUnlimited¥8,800
  • 21 daysUnlimited¥9,100
  • 26 daysUnlimited¥11,000
  • 31 daysUnlimited¥12,300
  • 31 days10GB total¥5,950
  • 31 days50GB total¥6,600

Mobal, 25 Japan plans (tax incl.).

Monthly plan (for residents)

This isn't a prepaid travel package — it's a continuous-billing monthly plan aimed at people living in Japan, with a separate one-time cost on top of the monthly price. It is not part of the tourist ranking. The one-time cost is the SIM card price. Mobal's own page shows a 10% discount on it, and says there are no activation fees.

Mobal, 9 monthly plans (tax incl.).
DataMonthly priceOne-time costHotspotPhone number
1GB total¥1,650/month¥4,950YesYes
5GB total¥3,190/month¥4,950YesYes
10GB total¥3,630/month¥4,950YesYes
15GB total¥3,795/month¥4,950YesYes
30GB total¥4,378/month¥4,950YesYes
50GB total¥5,280/month¥4,950YesYes
100GB total¥6,490/month¥4,950YesYes
200GB total¥9,900/month¥4,950YesYes
Calls and SMS only (no data)¥1,430/month¥4,950No data to shareYes

Payment, activation & refunds

ActivationNot statedDays start on first useCurrency: JPYSupportNot statedNo refund terms foundPrepaid Japan plans: 25
What Mobal states officially (checked November 7, 2026). Details in the table below.
Mobal, verified against official sources (November 7, 2026).
ConditionWhat the official page states
Payment methodsNot found on the official pages we checked
App required?Not stated
Validity starts fromFirst connection in Japan
Hotspot (tethering)Yes on some plans; not listed on others. The prepaid Tourist unlimited plans allow tethering for up to 15GB (the official page shows "15GB hotspot data"). The monthly Voice+Data plan can tether, but Mobal says it does not guarantee it on every device or OS.
Japanese-language supportNot stated
Refund / cancellationNot spelled out on the pages we checked — ask official support before buying if this matters to you.

Frequently asked questions

Does Mobal's Japan eSIM include a phone number?

The prepaid Mobal Japan plans we list are data-only, with no voice number or SMS. The monthly plans below include a Japanese phone number.

Can I tether / use Mobal's Japan eSIM as a hotspot?

Yes, for the plans Mobal lists as hotspot-capable — see the conditions table. The prepaid Tourist unlimited plans allow tethering for up to 15GB (the official page shows "15GB hotspot data"). The monthly Voice+Data plan can tether, but Mobal says it does not guarantee it on every device or OS.

Do I need the Mobal app to buy and activate this?

Mobal doesn't state this clearly on the pages we checked.

Sources

Back to the Japan eSIM ranking · Activation and refunds, explained · eSIM vs. a physical SIM

Before you buy from Mobal

Check that your phone supports eSIM and is carrier-unlocked, and when the validity clock starts, on Mobal's official site.