Connectivity in Japan (2025): eSIM vs Pocket Wi-Fi, Setup & Tips Quick answer: Solo or short stays → choose eSIM (instant, no pickup). Families or groups with 3+ devices → choose Pocket Wi-Fi (shareable “unlimited”). Go straight to: Best eSIM for Japan 2025 eSIM vs Pocket Wi-Fi (which to choose) How to set up eSIM (step-by-step) Editor’s Pick (Solo / Business): Get a Japan eSIM in 5 Minutes Instant setup • Keep your number • Hotspot OK (plan-dependent) This article contains affiliate links. At a Glance TypeProsCons eSIM No pickup/return • Activate in minutes • Great for solo/couples High data ...