App
もじへん！
A browser-based formatter for cleaning up Japanese text, separators, and normalization rules in one place.
Products
A compact selection of the tools and plugins currently published on happas. View all products
Blog
Notes on making things, trial and error, and what I am thinking about. The blog itself is managed in WordPress. View all posts
Finding the Right Path for a Child's First Smartphone: Why I Chose Rakuten Mobile + Family Link Over GPS Trackers
When is the right time to give a child a smartphone? Following my child's transition to elementary school, I explored options from Apple Watch to dedicated trackers before settling on a flexible smartphone setup with strict technical controls.
SQLite Database Integration | Run WordPress Without MySQL/MariaDB
Run your WordPress site purely on SQLite. Ditch MySQL/MariaDB to drastically reduce server costs and simplify your entire infrastructure.
Hide My WP Ghost Lite: Hardening Security by Hiding Your WordPress Footprint
A security plugin designed to erase the common digital footprints of WordPress, effectively hiding your site from attackers who target WP-specific vulnerabilities.
Web Caching Re-Introduction: 5 Layers of Performance and Management
Web caching is a broad topic. From browser headers to CDN edges and server-side logic, understanding these 5 layers is key to effective performance optimization.
Super Page Cache | Boost Performance with Free Cloudflare Edge Caching
Unlock high-speed edge caching even on Cloudflare's free plan. A powerful, easy-to-use full-page cache plugin for WordPress that rivals paid optimization services.
Contact Form 7 | Build Your Ideal Form with Flexible Design
The go-to contact form plugin for WordPress. For a robust setup, combining it with the Flamingo extension to save submission logs to your database is highly recommended.