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Your complete resource for staying connected in Japan. Guides, comparisons, and tips to help you choose the right eSIM and enjoy seamless connectivity throughout your trip.

T-Mobile Magenta Max in Japan: Free Data Catch vs eSIM 2026
Comparison03 Jun 2026 7 min

T-Mobile Magenta Max in Japan: Free Data Catch vs eSIM 2026

T-Mobile promises free data in Japan, and technically that's true. The catch comes down to one word: speed. On most Magenta plans, that included data is thro...

KPN & Vodafone NL in Japan: Roaming vs eSIM 2026
Comparison03 Jun 2026 8 min

KPN & Vodafone NL in Japan: Roaming vs eSIM 2026

Japan is not part of the EU "roam like at home" zone. That means your KPN, Vodafone NL or T-Mobile NL plan doesn't follow you to Tokyo for free the way it wo...

Orange Voyage Japan vs eSIM: Real Comparison 2026
Comparison02 Jun 2026 9 min

Orange Voyage Japan vs eSIM: Real Comparison 2026

Orange is the most reassuring carrier to take to Japan: you keep your number, your plan, your habits. But once you land, the Voyage Monde pass shows its limi...

AT&T International Day Pass Japan vs eSIM: Cost Comparison 2026
Comparison02 Jun 2026 9 min

AT&T International Day Pass Japan vs eSIM: Cost Comparison 2026

Before flying to Japan on an AT&T line, one question always comes up: should you switch on the International Day Pass at $12 a day, or buy a dedicated Japan ...

EE Roaming in Japan: Charges, Cap, vs eSIM (UK 2026)
Comparison01 Jun 2026 9 min

EE Roaming in Japan: Charges, Cap, vs eSIM (UK 2026)

EE, the UK's biggest mobile network (part of BT Group), is the carrier in millions of British pockets heading to Japan. The catch: Japan sits outside EE's in...

Telia, DNA & Elisa in Japan: Roaming vs eSIM (2026)
Comparison31 May 2026 11 min

Telia, DNA & Elisa in Japan: Roaming vs eSIM (2026)

Flying from Finland to Japan and wondering whether your Telia, DNA or Elisa plan will follow you there? The short answer: yes, technically — but at a rate th...

Best Unlimited eSIM Japan 2026: Real Comparison
Comparison11 May 2026 11 min

Best Unlimited eSIM Japan 2026: Real Comparison

TL;DR: the best unlimited eSIM for Japan in 2026 is PlanJapan Unlimited, combining NTT Docomo + Rakuten Mobile coverage, a real no-throttling unlimited plan,...

eSIM Japan 20 GB: 4 Best Plans Compared in 2026
Comparison10 May 2026 10 min

eSIM Japan 20 GB: 4 Best Plans Compared in 2026

TL;DR: a 20 GB eSIM Japan plan comfortably covers 14 days for a connected traveler using Google Maps, Suica, translation apps and light streaming, as long as...

eSIM Japan vs AT&T, Verizon, T-Mobile US Roaming 2026
Comparison08 May 2026 12 min

eSIM Japan vs AT&T, Verizon, T-Mobile US Roaming 2026

TL;DR — In Japan, AT&T International Day Pass and Verizon TravelPass charge $12/day to use your US plan on partner networks SoftBank or KDDI — that's $16...

PlanJapan vs Airalo 2026: Which One for Japan?
Comparison07 May 2026 12 min

PlanJapan vs Airalo 2026: Which One for Japan?

TL;DR — The PlanJapan vs Airalo matchup pits a French Japan-only eSIM provider against a global eSIM marketplace covering 200+ destinations. PlanJapan runs e...

Jetpac Japan Review 2026: Is the low-cost eSIM worth it?
Comparison05 May 2026 13 min

Jetpac Japan Review 2026: Is the low-cost eSIM worth it?

TL;DR — Jetpac is a Singapore-based low-cost eSIM reseller, founded in 2022, that grew its name through TikTok and travel influencers. For Japan, Jetpac sell...

NTT Docomo, KDDI, SoftBank, Rakuten: Japanese Mobile Operators Compared
Comparison04 May 2026 10 min

NTT Docomo, KDDI, SoftBank, Rakuten: Japanese Mobile Operators Compared

TL;DR — Four national operators dominate Japan's mobile market in 2026: NTT Docomo (84 million subscribers, the rural leader with 99.9% 4G coverage), KDDI / ...