# The Legend of Zelda: A Link to the Past: matching Japanese 1.0 disassembly

> This is a disassembly of the Japanese 1.0 version of The Legend of Zelda: A Link to the Past. It assembles with the included alttp.futaba file and the Futaba assembler. An accurate build has CRC32 3322EFFC and SHA-1 E7E852F0159CE612E3911164878A9B08B3CB9060.

- 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/spannerisms/jpdasm>
- Primary source: <https://github.com/spannerisms/jpdasm/blob/4535f694752d1469ede65083e986ce2101945264/README.md>
- Catalog page: <https://awesomerea.org/resources/alttp-jp-disasm/>
- Record JSON: <https://awesomerea.org/resources/alttp-jp-disasm/record.json>
- Chinese version: [简体中文](https://awesomerea.org/zh/resources/alttp-jp-disasm/index.md)

## Requirements & limits

- Extract binaries from a Japanese 1.0 ROM named alttp.sfc with the Makefile or binextract.py.
- The README names no license.

## Primary sources

1. <https://github.com/spannerisms/jpdasm/blob/4535f694752d1469ede65083e986ce2101945264/README.md>

## More in Games

- [The Legend of Zelda: matching NES disassembly](https://awesomerea.org/resources/zelda1-nes-disassembly-case/index.md) · Case study
- [The Legend of Zelda: Ocarina of Time 3D: a USA code.bin decompilation](https://awesomerea.org/resources/oot3d-before-public-decomp-case/index.md) · Case study
- [The Minish Cap: a GBA decompilation targeting five ROMs](https://awesomerea.org/resources/zelda-tmc-decomp-case/index.md) · Case study
- [The New Tetris: a matching Nintendo 64 decompilation](https://awesomerea.org/resources/the-new-tetris-decomp-case/index.md) · Case study
- [The Oregon Trail: matching Win32 executable and DLL reconstruction](https://awesomerea.org/resources/oregon-trail-win32-decomp-case/index.md) · Case study
- [The Sims: Bustin' Out: a matching GameCube decompilation](https://awesomerea.org/resources/bustin-out-gamecube-decomp-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.