# Boktai 3: matching GBA decompilation and script analysis

> Boktai 3 reconstructs Shin Bokura no Taiyou: Gyakushuu no Sabata as C that the author reports rebuilds the GBA ROM byte for byte. It also decodes the game's GCL scene scripts, text, sprites and maps, and provides a local studio for inspecting their links to game code.

- Type: Case study
- Targets: Game
- Category: Independent reconstruction cases
- Relationship: Independent reconstruction project
- Sources reviewed: 2026-11-06
- Added to the catalog: 2026-11-09
- Original resource: <https://github.com/moozilla/boktai3-decomp>
- Primary source: <https://github.com/moozilla/boktai3-decomp/blob/9e63f8048925f5cea2a22be750f3f6e3a8108e69/README.md>
- Catalog page: <https://awesomerea.org/resources/boktai-3-case/>
- Record JSON: <https://awesomerea.org/resources/boktai-3-case/record.json>
- Chinese version: [简体中文](https://awesomerea.org/zh/resources/boktai-3-case/index.md)

## Requirements & limits

- **Prerequisites:** Supply your own ROM as baserom.gba; the documented setup uses agbcc, ARM binutils, Python and CMake.
- **Limits:** The author reports remaining register pins and assembly barriers in some matched C functions.
- **License:** MIT.

## Primary sources

1. <https://github.com/moozilla/boktai3-decomp/blob/9e63f8048925f5cea2a22be750f3f6e3a8108e69/README.md>
2. <https://github.com/moozilla/boktai3-decomp/blob/9e63f8048925f5cea2a22be750f3f6e3a8108e69/PROGRESS.md>
3. <https://github.com/moozilla/boktai3-decomp/blob/9e63f8048925f5cea2a22be750f3f6e3a8108e69/LICENSE>

## More in Games

- [Bokura no Kazoku: matching PS2 source reconstruction](https://awesomerea.org/resources/bokura-no-kazoku-decomp-case/index.md) · Case study
- [Bomberman 64: a decompressed USA ROM decompilation](https://awesomerea.org/resources/bomberman-64-bm64-case/index.md) · Case study
- [Bomberman Hero: matching decompilation of the Nintendo 64 game](https://awesomerea.org/resources/bmhero-decomp-case/index.md) · Case study
- [Bomberman Land Touch 2: a Nintendo DS matching decompilation](https://awesomerea.org/resources/bomberman-land-touch-2-decomp-case/index.md) · Case study
- [BOOGA-BOO: a rebuildable MSX-1 Z80 disassembly](https://awesomerea.org/resources/boogaboo-disasm-msx-case/index.md) · Case study
- [Boss Rally / Top Gear Rally: matching decompilations and native ports](https://awesomerea.org/resources/boss-rally-top-gear-rally-case/index.md) · Case study

## About this entry

The description was reviewed against primary sources.
Original editorial content: MIT. Linked projects, papers and assets retain their own rights and licenses.