Travel Hacking
Exploring the world the smart way—finding high-value experiences through tech and hacks.
February 21, 2026
Ikyu.com's Japanese and international sites are fundamentally different platforms — the Japanese version has full membership while international only offers "Check Reservation". This guide breaks down the key differences, demonstrates saving ~10,000 JPY via instant point usage at Lake Toya's Konosumi, and walks overseas travelers through the booking process.
February 16, 2026
50% of travelers use AI for trip planning, but most just 'ask once and go'. My experience planning a New Year's trip to Japan revealed: AI recommends closed restaurants but correctly suggested entering via New Chitose on Jan 1st. The key is letting AIs review each other to catch blind spots.
July 28, 2024
Did you know that the foreign transaction fee paid when booking through Agoda can be refunded? This article will guide you on how to apply for a refund of Agoda’s foreign transaction fee.
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AI Agents
Researching autonomous AI agents and how to build a fully automated life.
AI Toolbox
Stress-testing ChatGPT, Claude, Cursor, and the AI tools empowering modern life.
Open Source
Explore high-quality open-source projects and contribute to the community.
Modern Finance
Family asset allocation and the underlying strategies for resilient investing.
Crypto Cards
Deep dives into global crypto cards and Web3 financial tools, helping you achieve efficient asset utility and borderless spending.
Business Thinking
Breaking down business models and monetization logic—from side hustles to scalable ventures, sharpen your business judgment.
Mind, Body & Spirit
Meditation, rituals, and inner growth — practical approaches to holistic well-being.
Project Management
Cross-functional collaboration and engineering management—mastering progress and quality.
Work Tools
Pro-tips for Slack, Notion, Cursor, Raycast, and other high-leverage productivity stacks.
Learning Methods
Deconstructing the cognitive mechanics of high-efficiency learning and knowledge retention.