: You can buy hardware at stores like Bic Camera or Yodobashi Camera , but you will still need to find a compatible prepaid SIM card with a data-only plan. Comparison: Rent vs. Buy vs. eSIM Rental Pocket Wi-Fi Buying a Device (Mobal) eSIM (e.g., Airalo ) Best For Groups & heavy users Frequent/long-term visitors Solo travelers with unlocked phones Cost ~$5–$10/day ¥6,980 upfront + monthly fee ~$10–$30 per plan Setup Turn on & connect Setup required once Digital activation Returns Must return before leaving No return needed No return needed
: Known for truly unlimited data with no speed throttling. They often run promotions, such as 20% off for early bookings. buy portable wifi japan
If you choose to rent, book at least 2–3 days before your arrival to ensure your device is waiting at the airport pickup counter or your hotel. : You can buy hardware at stores like
: A popular reliable choice available at almost every major Japanese airport. They offer tiered plans (e.g., 1GB, 3GB, or 10GB per day) that provide a good balance of cost and performance. eSIM Rental Pocket Wi-Fi Buying a Device (Mobal) eSIM (e