Tokyo Gadget

Reviews & guides for smartphone gadgets

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  ChargersWhat Is a GaN Charger? Why It's Smaller and Charges Faster (2026 Guide)

  A GaN charger is smaller, lighter, and runs cooler than a standard one, so one compact unit can fast-charge your laptop, phone, and more. Here is what GaN means and how to pick the right wattage and ports.

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  Power banksBest High-Capacity Power Banks for 2026: 7 Picks + How to Choose

  Never get stranded with a dead phone again. This 2026 guide compares high-capacity 20,000mAh+ power banks by real capacity, weight, and output, with 7 picks for travel and heavy days, plus how to choose the right one.

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  ChargersHow to Choose an iPhone Charger: A Beginner's Guide with Recommendations

  Not sure which iPhone charger to buy? The baseline is USB-C, 20W or more, and USB PD. Picks for one iPhone, several devices, and drop-and-charge wireless, with a beginner-friendly guide to choosing.

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  Power banks5 Best Lightweight Power Banks for 2026 (Pocket-Sized Everyday Carry)

  Want a power bank that will not weigh down your bag? These lightweight 5,000-10,000mAh picks slip into a pocket for everyday carry and still charge a phone once or twice. Here is how to choose by weight, capacity, and ports.

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  Power banksBest MagSafe Power Banks for Beginners: 5 Easy Picks for Cable-Free iPhone Charging

  MagSafe (Qi2) power banks snap onto your iPhone and charge without a cable. How to choose by capacity, thickness, and stand, plus 5 easy picks from slim 5,000mAh to 10,000mAh for beginners.

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  Power banksPower Banks on Planes in Japan: New 2026 Rules — 2 Max, No Charging Onboard, 160Wh Limit

  Since April 24, 2026, Japan allows only 2 power banks per passenger in the cabin (160Wh max each), and you can't charge a power bank or charge your phone from it during the flight. Plus the carry-on-only and seat rules, and a quick mAh-to-Wh check.

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  CablesBest 100W USB-C Cables for Beginners | Fast-Charge Your Laptop, Too

  To fast-charge everything, laptop included, with one cable, choose a USB-C cable rated 100W with a built-in e-marker. Tangle-free, value, and durable braided picks from major brands, and how to choose.

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  CablesHow to Choose a USB-C Cable: A Beginner's Guide to Telling "Fast Charging" from "Data Transfer"

  Buying a USB-C cable thinking "they're all the same," then finding it won't fast-charge or moves data slowly…

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  ChargersBest USB PD Chargers (65W): Power Your Laptop Too (Beginner's Guide)

  One charger for your phone, tablet, and laptop: a 65W GaN USB PD charger is the baseline. Picks by use (multi-port all-in-one, laptop-focused single port, light 45W for carrying) and how to choose.

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  ChargersBest Wireless Chargers for Beginners and Teens (2026): Simple Qi2 Pads, Stands, and 3-in-1 Picks

  New to wireless charging, or buying one for a teen? Start with a simple pad with foreign-object detection or a stand that props your phone up. What Qi2 means in plain terms, why not to charge under a pillow, and picks by use including 3-in-1.