Choosing a mobile carrier in Japan

Compare English-friendly providers, shop-based carriers, and lower-cost online plans.

CODE: MOBILE-PLAN

Before You Connect or Switch

Confirm the current requirements with your mobile provider.

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Decide whether you need a Japanese number For everyday resident life, compare voice, SMS, and data plans. A travel data-only eSIM or pocket Wi-Fi does not provide an ordinary Japanese mobile voice number; SMS-only service is not voice service.
Choose the support level you can use Compare Sakura Mobile or Mobal for English-language service; docomo, au, or SoftBank for shop access; and ahamo, povo, LINEMO, or IIJmio for online value. UQ mobile and Y!mobile combine value plans with participating shops. Confirm current support, not just the language of an advert.
Check the places you actually use your phone Use the provider's coverage map for your home, workplace, and commute. Indoor reception and busy-time speeds can differ even where a map shows coverage. Check your exact handset model, supported bands, and voice compatibility.
Compare the total bill without promotional assumptions Include tax, activation and SIM fees, normal data usage, calls, SMS, add-ons, and any device payments. Family, home-internet, or designated-card discounts only help if you qualify.
Read the exit terms Confirm minimum use, cancellation fees if any, notice deadlines, top-up expiry, number portability, and remaining handset payments. A low-cost SIM is not necessarily a low-cost financed phone.

General information only. Confirm current plans, identity requirements, compatibility, coverage, payment methods, and cancellation terms with the provider before applying.