# Onegai Monsters: a small N64 decompilation experiment

> Onegai Monsters explores decompilation of the N64 game through source files and a build that extracts data from a user-supplied .z64 ROM. The author describes the effort as minimal and unlikely to become a full decompilation.

- 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/Ryan-Myers/onegaimonsters>
- Primary source: <https://github.com/Ryan-Myers/onegaimonsters/blob/8c70d0820439cac8a7d937284b6afcda46536717/README.md>
- Catalog page: <https://awesomerea.org/resources/onegai-monsters-case/>
- Record JSON: <https://awesomerea.org/resources/onegai-monsters-case/record.json>
- Chinese version: [简体中文](https://awesomerea.org/zh/resources/onegai-monsters-case/index.md)

## Requirements & limits

- **Prerequisites:** A base ROM named onegaimonsters.z64 is required.
- **Limits:** The author describes the project as minimal and unlikely to become a full decompilation.
- **License:** No licence file in the repository.

## Primary sources

1. <https://github.com/Ryan-Myers/onegaimonsters/blob/8c70d0820439cac8a7d937284b6afcda46536717/README.md>
2. <https://github.com/Ryan-Myers/onegaimonsters/blob/8c70d0820439cac8a7d937284b6afcda46536717/Makefile>

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## 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.