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OpenAI Launches Sign in with ChatGPT (Based on OpenID Connect)

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OpenAI Launches Sign in with ChatGPT (Based on OpenID Connect)

(Work in progress; last updated 2026-10-02 12:39 JST) On September 29, at DevDay 2026, OpenAI officially announced Sign in with ChatGPT (SIWC). I woul…

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Recommended Inns for Celebrating Retirement

From today’s Nikkei. I would like to visit every one of these places. Among the closer options, perhaps Yagyu-no-Sho or Keiunkan. Western Japan Yufuin Tamanoyu from ¥34,800 0…

Morning Work—Trying FPDI

I spent the morning researching matters related to go-soudan.com. 1) How to unlock a PDF: I used Advanced PDF Password Recovery, which I have used before. I purchased the update. A…

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Happy New Year

Wow, this year’s Tokyu Silvester Concert was amazing. Elgar’s Pomp and Circumstance ended at exactly the right moment. What a great feeling!! So, Happy New Year. I look forward to…

Japanese Holiday Data for GanttProject 2.0

GanttProject is quite useful. It has been covered in various articles. However, every one of them says that Japanese holidays cannot be configured. Of course, that is not true. You…

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