📜 qiita-articles
This repository manages technical articles published on Qiita
with GitHub as the single source of truth (SSOT) for the original manuscripts.
Qiita is used as a public publishing and distribution platform,
while GitHub serves as the canonical store for content, structure, and revision history.
🔗 Links
| Language |
GitHub Pages 🌐 |
GitHub 💻 |
| EN English |
 |
 |
| JP Japanese |
 |
 |
🎯 Purpose
- 📝 Manage Qiita article manuscripts in Markdown
- 🧭 Preserve revision history for edits, expansions, and structural changes
- 🖼️ Manage figures, diagrams, and supplementary materials alongside articles
- 🧱 Keep articles ready to evolve into series and structured knowledge assets
🗂 Repository Structure
qiita-articles/
├─ README.md Japanese
├─ index.md Japanese
├─ en/
│ └─ index.md English
├─ articles/
│ └─ 01_gui-cad-to-code.md Japanese
├ └─en/
│ └─ 01_gui-cad-to-code.md English
├─ assets/
│ └─ images/
└─ references/
📁 Directory Roles
- ✍️
articles/
Canonical article manuscripts (single source of truth)
- 🖼️
assets/images/
Images, diagrams, and screenshots used in articles
- 📎
references/
Supplementary notes, references, and internal memos
(including content not published on Qiita)
🧪 Writing Policy
- 🏛 Markdown in GitHub is the authoritative version
- 📣 Qiita posts are curated / adjusted excerpts for public release
- 🔁 Structural changes and major edits are done on GitHub first
- 🧠 Articles are treated as technical assets, not casual blog posts
🧭 Fundamental Articles (No.001–) : Foundation articles for beginners, covering terminology and basic operations from the minimum required level.
🌏 Physics Worldview & Scale Intuition
| No. |
Title |
Link |
| 001 |
【Physics Worldview】Distance and Time — From Ångström to Light-Years |
link |
| 002 |
【Physics Worldview】Resistance and Current — nA, A, and kA Are Not the Same |
link |
| 003 |
【Physics Worldview】Heat and Energy — From fJ to Stars |
link |
🐍 Python Basics — Calculation and Visualization
| No. |
Title |
Link |
| 004 |
【Python Basics】Calculate and See the Result |
link |
| 005 |
【Python Basics】Calculate in Bulk |
link |
| 006 |
【Python Basics】Check Results with a Graph |
link |
🧱 Markdown / GitHub Pages Prerequisites
| No. |
Title |
Link |
| 007 |
【Markdown Basics】Markdown Is the Standard Format for Practical Documents |
link |
| 008 |
【Markdown Basics】GitHub Pages Is the Execution and Validation Environment for Markdown |
link |
| 009 |
【Markdown Basics】_config.yml and style.css Are Document Specifications |
link |
📘 Qiita-Published Articles (No.01–) : Qiita-ready articles focused on immediately usable procedures and clear conclusions.
🛠 Mechanical Design × Full Code Design
| No. |
Title |
Link |
| 01 |
【Mechanical Design】From GUI CAD to Code-Based Design |
link |
| 02 |
【Mechanical Design】What Is FreeCAD? — The Roles of GUI and Code |
link |
| 03 |
【Mechanical Design】Using FreeCAD as a Code-Driven Design Tool |
link |
| 04 |
【Mechanical Design】Practical Examples of Code-Based Part Design |
link |
| 05 |
【Mechanical Design】Reviewing CAD Designs with Git Diff |
link |
| 06 |
【Mechanical Design】FreeCAD Geometric Model Showcase |
link |
| 07 |
【Mechanical Design】FreeCAD, LaTeX, and Klayout Are the Same — The Common Structure of Full-Code Design |
link |
| No. |
Title |
Link |
| 08 |
【GA4】Visualizing Overseas Access in GA4 with Local Time Zones |
link |
🎮 Game Design (SVG / Canvas / FSM)
| No. |
Title |
Link |
| 09 |
【Game Dev】Building a Shooting Game Using Only SVG (No Canvas) |
link |
| 10 |
【Game Dev】Structuring an SVG Shooter with FSM (Without Breaking the DOM) |
link |
| 11 |
【Game Dev】Controlling Difficulty and Enemy AI with FSM |
link |
| 12 |
【Game Dev】Complete SVG Shooter — A Fully Playable FSM-Based Game |
link |
| 13 |
【Game Dev】Canvas Bullet Hell Is Too Fun (Design Discussion Skipped This Time) |
link |
| 14 |
【Game Dev】SVG vs Canvas — Same Shooter, Totally Different Experience |
link |
🏯 Rekiden (Historical Simulation × AI)
| No. |
Title |
Link |
| 15 |
【Rekiden】Start a Sengoku Strategy Game by Pasting an AI Template |
link |
| 16 |
【Rekiden】Using AI as an FSM — State Transitions Drive Historical Simulation |
link |
| 17 |
【Rekiden】AI vs AI Auto-Progressing History with Evaluation Functions |
link |
🖼️ Presentation Creation (Marp)
| No. |
Title |
Link |
| 18 |
【Marp】Creating Presentations from Markdown in VS Code (HTML / PPTX) |
link |
| 19 |
【Marp】Automating Markdown-to-Presentation with GitHub Actions — Stuck on Japanese Tofu |
link |
| 20 |
【Marp】Why Japanese Tofu (□) Cannot Be Fixed by Settings — PPTX and Font Internals |
link |
🧪 Generative AI Experiments & Comparisons
| No. |
Title |
Link |
| 21 |
【Generative AI Experiments】“Kyoto” Generates 10 Completely Different Images Depending on Prompt Instructions |
link |
| 22 |
【Generative AI Experiments】Temple Architecture Prompt Comparison — 10 Instruction Patterns |
link |
| 23 |
【Generative AI Experiments】Japanese vs English Prompts — Same Meaning, Different Results |
link |
🧠 LLM / AI Design
| No. |
Title |
Link |
| 24 |
【LLM Architecture】An Overview of LLM Structure — Where Prompts, Reasoning, and Outputs Break |
link |
| 25 |
【LLM Architecture】Why LLMs Break Control Loops — Structural Failure of Feedback |
link |
| 26 |
【LLM Architecture】Stabilizing with an Outer Layer — Do Not Control LLMs, Isolate Them |
link |
👀 Animated Visualization
| No. |
Title |
Link |
| 27 |
【Visualization】Animating Semiconductor Physics and Control Theory for Intuition |
link |
| 28 |
【Visualization】3D Animation of PN Junction Band Structures |
link |
| 29 |
【Visualization】Understanding P-Control Gain Tuning via Animation |
link |
🎙 Audio AI Design
| No. |
Title |
Link |
| 30 |
【Audio AI Design】Why Voice AI Breaks Easily — Structural Failure of Direct LLM Connections |
link |
| 31 |
【Audio AI Design】Decomposing Voice AI with FSM — Speaking, Silence, and Interrupts |
link |
| 32 |
【Audio AI Design】Connecting Minimal Audio to FSM — The First Unbreakable Utterance |
link |
| 33 |
【Audio AI Design】Interruptions Break Voice AI — What Happens When Humans Talk Mid-Speech |
link |
| 34 |
【Audio AI Design】Safely Connecting LLMs — Why They Belong Only in the Thinking State |
link |
🤖 Physical AI Design (PID × FSM × LLM)
| No. |
Title |
Link |
| 35 |
【Physical AI Design】What Is Physical AI? — Why AI Breaks in the Real World |
link |
| 36 |
【Physical AI Design】Why Direct LLM Connections Fail — Latency, Non-Determinism, Loss of Control |
link |
| 37 |
【Physical AI Design】Building Unbreakable Systems — PID × FSM × LLM Architecture |
link |
| 38 |
【Physical AI Design】Does AITL Really Work? — Side-by-Side PID vs AITL Demo |
link |
🧪 IEEE Control Systems Papers × LaTeX
| No. |
Title |
Link |
| 39 |
【IEEE Paper】Preparing the LaTeX Environment for an IEEE Control Systems Paper |
link |
| 40 |
【IEEE Paper】A Minimal LaTeX Structure for Finishing Control Systems Papers Without Breakage |
link |
| 41 |
【IEEE Paper】Final Destination of the Control Systems LaTeX PoC: Published PDF |
link |
| 42 |
【IEEE Paper】Running a Control Systems LaTeX PoC to the End with CI (GitHub Actions) |
link |
🧩 GitHub Pages × Qiita Article Management (MathJax / Mermaid)
| No. |
Title |
Link |
| 43 |
【GitHub Pages】How to Render Math (MathJax) |
link |
| 44 |
【GitHub Pages】How to Render Mermaid Diagrams |
link |
| 45 |
【GitHub Pages】Minimal Template to Render Math and Mermaid Together |
link |
| demo |
【GitHub Pages】Math, Matrix, and Mermaid Rendering Demo |
link |
🏁 Final Article (Summary)
| No. |
Title |
Link |
| 46 |
[Final] Summary of the Qiita Series and Future References |
link |
🧪 Independent Articles (No.901–) : Pre-organized articles for recording experimental notes and work-in-progress trials.
🚁 Real-World Case Studies & Specifications (900 Series)
| No. |
Title |
Link |
| 901 |
【SkyEdge】Locking Differentiation Through Fixed Specifications |
link |
| 902 |
【SkyEdge】Defining the Per-Flight V–I Budget |
link |
| 903 |
【SkyEdge】Trade-offs Among CMOS Sensor, Lens, and Shooting Distance |
link |
🧨🛠 LLM Runaway (Case / Analysis / Countermeasures)
| No. |
Title |
Link |
| 904 |
【LLM Runaway: Case】How an LLM Turned an “Obvious Fact” into a Useless Tech Article |
link |
| 905 |
【LLM Runaway: Analysis】Why LLMs Tend to Choose Low-Value Topics |
link |
| 906 |
【LLM Runaway: Countermeasures】Practical Rules to Keep LLM-Written Tech Articles Simple |
link |
🎨🧪 Playing with Generative AI (Prompt Collection)
| No. |
Title |
Link |
| 907 |
【Generative AI】 Creating Tech Stack Promo Images: GitHub × Pages × Mermaid × LaTeX × Python × VSCode |
link |
| 908 |
【Generative AI】 Creating a Kansai TV Shopping–Style Tech Stack Promo Image |
link |
| 909 |
【Generative AI】Zhuge Liang Summons the Southeastern Wind at Red Cliffs and Proclaims the Tech Stack as “THE BEST” |
link |
⚔️🎮 Rekiden | Sengoku AI Simulation (Prompt Collection)
A Sengoku-era, history-entertainment AI simulation series
designed to be played by simply pasting prompts into AI.
No analysis, no theory — just numbers, choices, and instant results.
| No. |
Scenario |
Link |
| 910 |
【Rekiden】 Battle of Kawanakajima (1561) Shingen vs Kenshin |
link |
| 911 |
【Rekiden】 Battle of Nagashino (1575) Cavalry vs Firearms |
link |
| 912 |
【Rekiden】 The Great Retreat from Chugoku (1582) Lightning March |
link |
| 913 |
【Rekiden】 Siege of Osaka (1614–1615) Final Battle |
link |
👉 All scenarios are playable by simply pasting them into AI
👤 Author
| 📌 Item |
Details |
| Name |
Shinichi Samizo |
| Expertise |
Semiconductor devices (logic, memory, high-voltage mixed-signal)
Thin-film piezo actuators for inkjet systems
Printhead productization, BOM management, ISO training |
| GitHub |
 |
📄 License
| 📌 Item |
License |
Description |
| Source Code |
MIT License |
Free to use, modify, and redistribute |
| Text Materials |
CC BY 4.0 or CC BY-SA 4.0 |
Attribution required; share-alike applies for BY-SA |
| Figures & Diagrams |
CC BY-NC 4.0 |
Non-commercial use only |
| External References |
Follow the original license |
Cite the original source properly |
💬 Feedback
Suggestions, improvements, and discussions are welcome via GitHub Discussions.
