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May
A regular Korean guy — left his engineering job at a company and now develops on his own, open to going back to a company someday.
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Capcom ID Data Breach (11.77M Accounts): How to Tell If a "Your Data Was Leaked" Email Is Real, and What to Do Now (Oct 2026) Capcom says 11.77M CAPCOM ID records leaked worldwide, amid a wave of breaches in Japan. How to check a breach email safely and what to do next. -
Japan's Prime Minister Posted an "Urgent Request" Over PHP2Shell: The Night Japan Switched Off, and What to Check on Your Site On Oct 21, 2026, PHP2Shell made major Japanese services go dark overnight. The timeline, why they did it, and how to check your own PHP version. -
A Post I Wrote to Sort Out My Thoughts Some thoughts that have been rolling around in my head lately, on work and money, people, and actually doing things instead of just thinking about them. -
Japan's Specified Residence Card: Should You Combine Your Residence Card and My Number Card? (Downsides, Fees, How to Apply) Since June 2026, foreign residents can merge their residence card and My Number Card in Japan. Downsides, fees, how to apply, and the Android My Number Card.