Blockchain

Introduction I created a Japanese tutorial for ethers.js, a JavaScript library for Ethereum. https://github.com/nakamura196/ethers-ja-tutorial It is also published as a static site using VitePress. https://nakamura196.github.io/ethers-ja-tutorial/ Background ethers.js is one of the most widely used libraries in Ethereum development. Japanese articles about v6 were mostly focused on migration guides from v5, and there was no systematic tutorial for beginners to learn from scratch. Since the official documentation is only available in English, I created a tutorial that allows learners to study the basics step by step in Japanese. ...

Notice: 2025-06-14 Development progress is summarized here. https://zenn.dev/nakamura196/books/41693d2d017082 Overview Starting with the following article, I have been prototyping a digital cultural heritage management system using blockchain. This time, I modified the system so that uploaded data is recognized as NFTs. This is a learning process, so there may be incomplete aspects, but I hope it serves as a helpful reference. Usage Page The file upload method remains the same as before. A link to the detail page was added to the list page displayed after upload. ...