Japan Mobile Plan Tools
Browse and compare real carrier plans, or use the advanced matcher to find your ideal fit.
Browse Carrier Plans
Compare real plans from all major carriers — prices include tax.
au
povo 2.0
- ¥0 base plan with customizable toppings
- 24h unlimited ¥330, 7d unlimited ×12 bundle ¥9,834/yr (~¥819/use)
- 3GB/30d ¥990, 1GB/7d ¥390
- 12GB/365d ¥5,800; 1TB/365d ¥38,160 (added March 2026)
Best for: Minimal use & backup SIMs
Official site →SoftBank
LINEMO Best Plan
- LINE Gigafree (LINE not counted)
- Optional call packs (+5‑min pack, unlimited pack)
- eSIM support
- Online application
Best for: Light users on SoftBank network
Official site →Rakuten Mobile
Rakuten SAIKYO Plan
- Free calls via Rakuten Link app
- Family Program discount (-¥110)
- Youth/Kids/Senior rebates
- 5× Rakuten Points on Ichiba
Best for: Light users & backup SIMs
Official site →SoftBank
LINEMO Best Plan
- LINE Gigafree (LINE not counted)
- Optional call packs (+5‑min pack, unlimited pack)
- eSIM support
- Online application
Best for: Moderate users who use LINE
Official site →Rakuten Mobile
Rakuten SAIKYO Plan
- Free calls via Rakuten Link app
- 2GB international roaming (100+ countries)
- Family Program discount (-¥110)
- Youth/Kids/Senior rebates
Best for: Regular users on a budget
Official site →NTT Docomo
ahamo
- 5 minutes free calls
- 30GB international roaming in 91 countries (15‑day consecutive limit)
- Online support only
- 5G network access
Best for: Docomo network fans
Official site →SoftBank
LINEMO Best Plan V
- LINE Gigafree (LINE not counted)
- Free 5‑minute calls
- Optional unlimited call pack
- eSIM support
Best for: Heavy LINE & streaming users
Official site →Rakuten Mobile
Rakuten SAIKYO Plan
- Free calls via Rakuten Link app
- 2GB international roaming (100+ countries)
- Family Program discount (-¥110)
- Youth/Kids/Senior rebates
Best for: Heavy users & streamers
Official site →Rakuten Mobile
Rakuten SAIKYO U-NEXT
- U-NEXT streaming bundle included (~¥2,189/mo value)
- Free calls via Rakuten Link app
- 2GB international roaming (100+ countries)
- Family Program discount (-¥110)
Best for: Entertainment lovers (U-NEXT bundle)
Official site →NTT Docomo
ahamo 110GB
- 5 minutes free calls
- 30GB international roaming in 91 countries (15‑day consecutive limit)
- Online support only
- 5G network access
Best for: Power users needing max data
Official site →▶Advanced Tools: Usage Pattern Matcher, Savings Calculator & Roaming Estimator
Rakuten Mobile Referral Benefits
Save money and get exclusive benefits when you sign up for Rakuten Mobile through our referral link. Perfect for foreigners and students in Japan.
Plan Finder tools for real-life scenarios
Toggle usage patterns, estimate savings, and keep track of the plans you want to compare later.
Choose your typical usage
Pick the situation that best matches how you use your phone each month.
Top matches for Light data user
Why this plan fits
- Includes unlimited data so you never hit a cap.
- English customer support is available.
- Sign-up works smoothly for foreign residents.
- Free domestic calls via Rakuten Link keep voice costs down.
- Flagged as a recommended plan in our comparison.
Why this plan fits
- Costs ¥1,078 monthly—within your target budget.
- English customer support is available.
- Sign-up works smoothly for foreign residents.
- Free domestic calls via Rakuten Link keep voice costs down.
Why this plan fits
- Includes unlimited data so you never hit a cap.
- English customer support is available.
- Sign-up works smoothly for foreign residents.
- Free domestic calls via Rakuten Link keep voice costs down.
Advanced calculators for Rakuten Mobile
Project roaming costs, optimize family discounts, set billing reminders, and follow a personalized MNP checklist.
Why Choose Our Mobile Plan Guide for Japan?
Designed for Foreigners & International Students
We understand the unique challenges foreigners and international students face when choosing mobile plans in Japan. Our guide addresses language barriers, contract concerns, visa requirements, and cultural differences to help you make informed decisions.
Why We Recommend Rakuten Mobile
Rakuten Mobile stands out for foreigners: the lowest entry price from ¥1,078/month, no long-term contract, English customer support, and bundled international roaming. We also offer an employee referral link that may earn you bonus points at sign-up.
Up-to-Date Information (March 2026)
Current as of March 2026, our data reflects the latest plan offerings, pricing changes, network improvements including expanded 5G coverage across Japan, and updated policies for foreign residents.
No Account Required - Instant Access
Get instant access to all features without creating an account. Compare mobile plans, check coverage maps, and find answers to common questions immediately - perfect for busy students and professionals.
Mobile Plans for Every Type of Foreign Resident in Japan
Whether you're an exchange student on a budget, a working professional needing unlimited data, or a family looking for multiple lines, our comprehensive comparison tool helps you find the right mobile plan for your situation. Whether you prioritize price, coverage, or flexibility, our comparison tool covers all four major carriers across Japan's 47 prefectures.