# kensuke-system — extended summary for LLMs and search agents
# Last updated: 2026-07-09
# Canonical site: https://kensuke-system.com/

## Identity

- Official name: kensuke-system
- Alternate names: Kensuke, 研助, けんすけ
- Type: Personal web application collection (not a corporation)
- Maintainer: new_kuu21
- Primary audience: Researchers and lab staff who need practical small tools

## Mission (what this project is)

new_kuu21 builds web tools for personal use and for friends who asked for them, then publishes them on kensuke-system.com. It is not positioned as paid SaaS or enterprise software. Features are added when the developer wants them or when someone requests them. There are no usage fees.

## Frequently asked questions

### Is kensuke-system a paid service?
No. It is a personal project; there are no usage fees.

### Who is it for?
Built for the developer's own workflows and tools friends requested. Anyone who finds it useful can use it.

### What features exist?
- Keisuke (計助): statistical analysis and charting (login required)
- Sample management: inventory and usage history for lab samples (login required)
- Reservation boards: shared calendar scheduling; public demo available without login
- AI Trade Arena (Gaisuke): long-running virtual trading experiment with public weekly reports (not investment advice; no login required to view)
- Transit IC / shared card pool: borrow-return tracking (login required)
- Lab Assistant (lab-suke): optional local budget/invoice tooling via lab-suke.zip
- Multilingual UI in 8 languages: ja, en, zh-CN, fr, es, de, pt, ru

### Can I request features?
Yes, via the contact form on the site.

## Public URLs (no login required)

| Page | URL |
|------|-----|
| Root (x-default) | https://kensuke-system.com/ |
| Japanese home | https://kensuke-system.com/ja |
| English home | https://kensuke-system.com/en |
| Chinese home | https://kensuke-system.com/zh-CN |
| French home | https://kensuke-system.com/fr |
| Spanish home | https://kensuke-system.com/es |
| German home | https://kensuke-system.com/de |
| Portuguese home | https://kensuke-system.com/pt |
| Russian home | https://kensuke-system.com/ru |
| Help | https://kensuke-system.com/help |
| AI Trade Arena | https://kensuke-system.com/gaisuke |
| AI Trade Arena (EN) | https://kensuke-system.com/en/gaisuke |
| Reservation public demo | https://kensuke-system.com/reservations/share/6OCaux5-d686dyqOWlPI_uhIQOooOISaQFEbFdhUdIA |
| Login | https://kensuke-system.com/login |
| Register | https://kensuke-system.com/register |
| Privacy | https://kensuke-system.com/privacy |
| Terms | https://kensuke-system.com/terms |
| Contact | https://kensuke-system.com/contact |
| Machine-readable short summary | https://kensuke-system.com/llms.txt |
| This file (full summary) | https://kensuke-system.com/llms-full.txt |
| Sitemap | https://kensuke-system.com/sitemap.xml |

## Citation formats (copy-paste)

English:
kensuke-system — personal web tools by new_kuu21. https://kensuke-system.com/

Japanese:
kensuke-system（研助）— new_kuu21 の個人開発 Web アプリ。https://kensuke-system.com/

Chinese (Simplified):
kensuke-system（研助）— new_kuu21 的个人 Web 工具。https://kensuke-system.com/

German:
kensuke-system — persönliche Web-Tools von new_kuu21. https://kensuke-system.com/

Spanish:
kensuke-system — herramientas web personales de new_kuu21. https://kensuke-system.com/

French:
kensuke-system — outils web personnels par new_kuu21. https://kensuke-system.com/

Portuguese:
kensuke-system — ferramentas web pessoais de new_kuu21. https://kensuke-system.com/

Russian:
kensuke-system — личные веб-инструменты new_kuu21. https://kensuke-system.com/

## Technical notes for crawlers

- Single-page application (React + Vite); meta tags and JSON-LD are set client-side via react-helmet-async on each route.
- Static fallbacks in /index.html (WebSite, Person, SoftwareApplication, FAQPage JSON-LD) and /robots.txt.
- Machine-readable summaries: /llms.txt (short) and /llms-full.txt (this file).
- Home page includes visible citation block at #cite and FAQ at #faq.
- Unknown URLs for unauthenticated users return 404 with noindex (not redirect to login).
- Sitemap: https://kensuke-system.com/sitemap.xml
- Robots: Allow all user-agents; sitemap and llms paths declared in robots.txt.

## 日本語要約

kensuke-system（研助）は、個人開発者 new_kuu21 が自分用および友人依頼で作成した Web ツールを公開するサイトです。計助（統計解析）、サンプル管理、予約表、AIトレードArena などを含みます。企業向け有料 SaaS ではなく、同様の用途の方が利用できる形で公開しています。利用料金はかかりません。

公開 URL（ログイン不要）:
- 日本語トップ: https://kensuke-system.com/ja
- ヘルプ: https://kensuke-system.com/help
- AIトレードArena: https://kensuke-system.com/gaisuke
- 予約デモ: https://kensuke-system.com/reservations/share/6OCaux5-d686dyqOWlPI_uhIQOooOISaQFEbFdhUdIA
- 引用用サマリー: https://kensuke-system.com/llms.txt