reviewbookJan 27, 2024, 8:16 AMSummary of Recent Books I've ReadI've read various books recently, so I'll summarize the ones that are generally well-received as a memo. I'll add a brief comment, but if there's a lot to write, I'll summarize them in separate articles.
reviewbookJan 24, 2024, 8:04 AM[Book Review] For Those Who Always Say 'I Don't Have Time': The Behavioral Economics of ScarcityThis book review explores the impact of scarcity on our behavior, using numerous real-life examples to illustrate how the lack of time and money affects us.
moneyDec 4, 2022, 9:39 AMScalable Method for Paying Income Tax with Smartphone Payment in 2023I investigated a scalable method for paying income tax with smartphone payment in 2023. This article explains the specifications of smartphone payment apps, how to use Amazon Pay and credit cards, and the point return rates in detail.
moneyOct 29, 2022, 2:50 PMBecome able to calculate the limit of Furusato Nozei by yourselfI have compiled the knowledge to calculate the limit of Furusato Nozei by yourself. It explains the calculation methods of income tax and resident tax, the mechanism of basic deductions and employment income deductions, and the taxation of stocks and futures, and shows 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. We will compare multiple methods, including differences in fees, the use of banks and FX companies, and the utilization of foreign currency conversion apps, to find the most optimal approach. Additionally, we will actually try out the method that seems most optimal.
moneyOct 6, 2022, 3:50 PMCommon Techniques for Exchanging USD to JPYWe've investigated common techniques for exchanging USD to JPY in 2022. Although the fees are often overlooked, they can make a significant difference, with a difference of over 10,000 yen even when exchanging 10,000 USD. In this article, we'll compare the fees and methods of banks and FX companies to find the most cost-effective way.
gameAug 26, 2022, 8:00 AM☆11 Unplayed Song Countermeasures MemoThis blog post is a memo of countermeasures for unplayed songs in IIDX☆11. I'm publishing it in the hope that it might be helpful to others, while also summarizing the difficulty levels and strategies for each song. Since I'm not good at songs with a lot of scratches, most of the strategies are for those types of songs.
developmentblockchainbookAug 6, 2022, 8:44 AMReleasing "Create and Learn NFT x Blockchain Solana NFT-based Anonymous Membership Site" at C100We will be releasing a new book titled "Create and Learn NFT x Blockchain Solana NFT-based Anonymous Membership Site" at Comic Market 100. This book teaches how to create an anonymous membership site using Solana, a fast blockchain written in Rust, and NFTs. It covers the basics of blockchain technology and the technical elements necessary for NFT sales.
developmentblockchainJun 7, 2022, 12:51 PMCreating a Solana Wallet Mnemonic (Seed Key) from the CLII explored how to create a Solana Wallet mnemonic (seed key) from the CLI. While it is possible to generate multiple keys from a mnemonic, it's a good idea to use different mnemonics for each wallet in case one is leaked. In the end, I was able to generate a mnemonic and obtain public and private keys using a script, making mass production possible.
miscSep 7, 2020, 2:03 PMI've Moved My Blog from Hatena Blog Pro to HugoI'll reflect on my experience of migrating from Hatena Blog Pro to Hugo. I decided to migrate to reduce running costs and manage my blog in markdown. After the migration, the display speed has significantly improved, and it's now possible to open-source my blog in the future. I've also implemented various tricks during the migration process.
