# Dragon Ball Z: Budokai Tenkaichi 3 — byte-exact PlayStation 2 decompilation

> This is a matching decompilation of Dragon Ball Z: Budokai Tenkaichi 3 for the PlayStation 2, USA SLUS-21678. The main program SLUS_216.78 is 99.92 percent matching C, with four author-written assembly routines left. The menu program BIN/DBZP.BIN is 99.97 percent matching C. Both rebuilt binaries are byte-identical to the originals.

- Type: Case study
- Targets: Game
- Category: Independent reconstruction cases
- Relationship: Independent reconstruction project
- Sources reviewed: 2026-11-07
- Added to the catalog: 2026-11-09
- Original resource: <https://github.com/z3xox/BT3-Decompiled>
- Primary source: <https://github.com/z3xox/BT3-Decompiled/blob/27a748bdac299e930a43580c08159cb90d91fc71/README.md>
- Catalog page: <https://awesomerea.org/resources/bt3-decompiled/>
- Record JSON: <https://awesomerea.org/resources/bt3-decompiled/record.json>
- Chinese version: [简体中文](https://awesomerea.org/zh/resources/bt3-decompiled/index.md)

## Requirements & limits

- 7z, ninja, Python 3 with splat, Sony ee-gcc 2.96, and PS2 MIPS binutils. Name the USA ISO as configure.py expects, then run .venv/bin/python configure.py and ninja.
- License: CC0 1.0 for the names, comments, documentation, scripts, build configuration, and reconstruction work in this repository.

## Primary sources

1. <https://github.com/z3xox/BT3-Decompiled/blob/27a748bdac299e930a43580c08159cb90d91fc71/README.md>

## More in Games

- [Dragon Ball Z: L'Appel du Destin: rebuilding the Mega Drive ROM from source](https://awesomerea.org/resources/dbzbr-disasm-case/index.md) · Case study
- [Dragon Quest II: rebuilding NES releases from disassembly](https://awesomerea.org/resources/dragon-quest-ii-nes-disassembly-case/index.md) · Case study
- [Dragon Quest IV: a Nintendo DS decompilation of the European release](https://awesomerea.org/resources/dqiv-decomp-case/index.md) · Case study
- [Dragon Quest IX: matching Nintendo DS decompilation](https://awesomerea.org/resources/dqix-decomp-case/index.md) · Case study
- [Dragon Warrior 3: a matching Game Boy Color disassembly](https://awesomerea.org/resources/dragon-warrior-3-gbc-disassembly-case/index.md) · Case study
- [Dragon Warrior IV: a byte-exact NES disassembly](https://awesomerea.org/resources/dragon-warrior-iv-nes-disassembly-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.