Tokyo tech, in English
Japan’s tech and internet industry, in plain English
Gadget guides, app and cloud explainers, and the business news behind them — short enough to read with a coffee.
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Latest from Tokyo
How to Pay with IC Cards in Japan: Easy Guide (October 2026)
Learn how to pay with IC cards in Japan: where to tap on trains, buses and stores, how to check your balance,…
How to Use Convenience Store Wifi in Japan (October 2026)
Learn how to use convenience store wifi in japan: which chains still offer it, how to pick the right network, and what…
Suica vs PASMO for Visitors: Which Card Is Better? (2026)
Suica vs PASMO for visitors in : fees, coverage, refunds, top-ups and where to buy each one, plus which card suits a…
How to Buy Electronics in Japan as a Tourist (October 2026)
How to buy electronics in Japan as a tourist in : which stores to use, how tax-free shopping works, what to check…
Why Japanese Phones Have Waterproof Cases: Real Reasons (2026)
why japanese phones have waterproof cases: how IP ratings like IPX7 and IP68 work, why carriers require them, and what to check…
Why Japan Is Slow on 5G Adoption: Real Reasons (October 2026)
Looking at why Japan is slow on 5G adoption: mature LTE, capped plans and costly handsets explain the gap between strong coverage…
How to Use a Japanese Train App in English: A Simple Guide 2026
Learn how to use a Japanese train app in English to plan routes, compare fares, book Shinkansen seats, and recover from a…
How Japanese 5G Coverage Compares Abroad (October 2026)
See how Japanese 5G coverage compares with the US, South Korea, China and Europe, including population reach, speeds, rural access and practical…
Why Japanese Data Centers Are Growing in 2026: Cloud and AI
Why Japanese data centers are growing in : cloud migration, AI workloads, resilience rules and grid limits reshaping Japan's capacity for global…
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From the editors
Tokyo Tronic exists for one reason: to make Japan’s tech and internet industry easy to follow in English. Expect devices you can actually buy, apps and cloud services explained without the jargon, and the business news sitting behind them. Everything here is written plainly, for readers who are not in the room when the Japanese press release goes out. If a piece helps you decide something, it has done its job.
About this site
A briefing desk, not a feed
Tokyo Tronic covers Japan’s tech and internet scene in English — gadgets, apps, cloud and the companies moving around them. It is written for founders, marketers and gadget readers who want the story straight, starting with the hardware and software and widening into the guides around it.