{
  "added_at": "2026-11-08",
  "additional_evidence_urls": [
    "https://github.com/N0zoM1z0/th05/blob/9df0ac25f86bd8097206d1720b40d3127f44f4b8/docs/PROGRESS.md",
    "https://github.com/N0zoM1z0/th05/blob/9df0ac25f86bd8097206d1720b40d3127f44f4b8/docs/ARCHITECTURE.md"
  ],
  "category": "reconstruction-cases",
  "class": "game",
  "description_en": "TH05 reconstructs source for the Japanese PC-98 Touhou 5: Mystic Square programs MAIN.EXE, OP.EXE, MAINE.EXE and ZUN.COM. Maintained C/C++ and reviewed assembly are compared against bounded original code and data extents, including raw bytes and relocation order. The project reports accepted units separately from its still unmeasured overall authored-byte goal.",
  "description_zh": "TH05 重建日文 PC-98 游戏《东方怪绮谈 ～ Mystic Square》的 MAIN.EXE、OP.EXE、MAINE.EXE 和 ZUN.COM 源码。项目将维护中的 C/C++ 和经审查的原版汇编与原程序的限定代码、数据区间比较，包括原始字节和重定位顺序。项目分别报告已接受的代码单元；当前整体原创字节比例仍未测量。",
  "entry_url": "https://awesomerea.org/resources/th05-reconstruction-case/",
  "entry_url_zh": "https://awesomerea.org/zh/resources/th05-reconstruction-case/",
  "evidence_class": 2,
  "evidence_status": "observed",
  "evidence_url": "https://github.com/N0zoM1z0/th05/blob/9df0ac25f86bd8097206d1720b40d3127f44f4b8/README.md",
  "group": "cases",
  "id": "th05-reconstruction-case",
  "json_url": "https://awesomerea.org/resources/th05-reconstruction-case/record.json",
  "kind": "case-study",
  "markdown_url": "https://awesomerea.org/resources/th05-reconstruction-case/index.md",
  "markdown_url_zh": "https://awesomerea.org/zh/resources/th05-reconstruction-case/index.md",
  "name": "TH05: reconstructing Touhou 5's PC-98 programs",
  "name_zh": "TH05：重建《东方怪绮谈》的 PC-98 程序",
  "reconstruction_method": "matching-decompilation",
  "record_type": "resource",
  "relationship": "independent-reconstruction",
  "requirement_facets": [
    "prerequisites",
    "prerequisites",
    "limits",
    "license"
  ],
  "requirements": [
    "A user-owned Japanese game image is required; game executables and assets are not included.",
    "The documented workflow uses pinned ReC98, Borland/Wine and Ghidra analysis tooling.",
    "The overall authored-byte percentage remains unmeasured, and complete packed-file equality is a separate claim.",
    "MIT licence for repository-authored code and documentation."
  ],
  "requirements_zh": [
    "需要用户自有的日文游戏镜像；仓库不包含游戏可执行文件或素材。",
    "文档中的流程使用固定版本的 ReC98、Borland/Wine 和 Ghidra 分析工具。",
    "整体原创字节比例仍未测量；完整压缩文件是否相同另行判断。",
    "仓库原创代码与文档采用 MIT 许可证。"
  ],
  "scope": "unknown",
  "targets": [
    "game"
  ],
  "url": "https://github.com/N0zoM1z0/th05",
  "verification": "source-reviewed",
  "verified_at": "2026-11-06"
}