keyboarddevelopmentFeb 29, 2024, 9:25 AMQMK Introduction: Running meishi Trackball Module with Custom FirmwareI'll introduce how to run meishi Trackball Module with custom firmware using QMK. I'll progress through the development of a custom keyboard, covering specific steps including solutions for trackball angle issues, QMK compilation error countermeasures, firmware configuration, and custom key implementation.
developmentFeb 5, 2024, 3:22 PMWindows 11 Setup NotesThere were a few features I wanted to try, and with the announcement that Windows 10 support would end in October 2025, I finally decided to upgrade my Desktop PC to Windows 11. I reviewed various settings during this process, so I'm making notes on potentially useful features, including some older ones.
reviewbookJan 27, 2024, 8:16 AMSummary of Recently Read BooksI've read various books recently, so I'm summarizing ones that might be of general interest as a reminder. I'll add a brief comment, but if there's a lot to write, I plan to summarize in separate articles as needed.
reviewbookJan 24, 2024, 8:04 AM[Reading Notes] For Those Who Always "Don't Have Time": The Behavioral Economics of ScarcityThis is a review of the book that unravels the effects of "scarcity". It uses abundant real-world examples to illustrate how significant the impact of familiar scarcities, such as lack of time or money, can be.
moneyDec 4, 2022, 9:39 AM2023 Edition: Research on Smartphone Tax Payment and Scalable Methods for Paying Income TaxI researched smartphone tax payment and scalable methods for paying income tax in the 2023 edition. This article explains in detail the specifications of smartphone app payments, how to use Amazon Pay and credit cards, and the rate of point returns.
moneyOct 29, 2022, 2:50 PMBecoming Able to Calculate the Furusato Nozei Limit on Your OwnI have summarized the knowledge needed to calculate the Furusato Nozei limit on your own. I explain the calculation methods for income tax and resident tax, the mechanisms of basic deduction and employment income deduction, taxation on stocks and futures, and demonstrate the calculation method through specific examples.
moneyOct 8, 2022, 7:20 AMCommon Techniques for Exchanging USD to JPYThis article introduces common techniques for exchanging USD to JPY. It compares multiple methods, including differences in fees, using banks or FX brokers, and utilizing foreign currency conversion apps, to find the optimal method. Additionally, I actually tried the method that seemed most optimal.
moneyOct 6, 2022, 3:50 PMGeneral techniques for exchanging USD to JPYI researched general techniques for exchanging US dollars to yen in 2022. Fees are often difficult to notice, but even exchanging ten thousand dollars can result in a difference of over ten thousand yen. This article compares types of fees, methods of using banks and FX providers, and explores the most cost-effective method.
gameAug 26, 2022, 8:00 AMStrategies for Uncleared ☆11 ChartsThis blog post contains strategies for uncleared IIDX ☆11 charts. It summarizes the difficulty and approaches, and is published in case it might be helpful to others. In particular, since I struggle with scratch charts, most of the strategies are for scratch-heavy charts.
developmentblockchainbookAug 6, 2022, 8:44 AMDistributing "Learn by Creating NFTxBlockchain: Implementing an Anonymous Membership Site with Solana NFT" at C100I will be distributing a new book titled "Learn by Creating NFTxBlockchain: Implementing an Anonymous Membership Site with Solana NFT" at Comic Market 100. This book covers the creation of an anonymous membership site using NFTs on Solana, a fast blockchain written in Rust. The content ranges from basic blockchain technology knowledge to the technical elements necessary for NFT sales.