Kajar notes of ChronoRET, rebuilding Chrono Trigger one matched routine at a time

The Journey

Devlog Gallery Progress

Systems

Overview Boot Frame cycle & NMI Engine core Field event scripts Sprites & objects Scene engine Text windows Menu Battle engine Battle actions Battle menu Battle targeting Status bar & text

How It Works

Architecture ROM Map Sprite Init Explainer Target ROM

For Time Travelers

Contributing asar Quirks Glossary CI Setup

Credits

Party Status

HP 249,251/249,251

code bytes matched · 100.0% of code · 23,638 B data

MP 3736/3736

functions readable

TP 3736/3736

functions verified

View full progress →

Contents

Target ROM

Last updated: August 7, 2026

Target ROM

This project targets a specific release/region — code layout differs between US, JP, and PAL versions, so contributors need to be matching against the same one.

Region: US
Version: 1.0
SHA256: 06d1c2b06b716052c5596aaa0c2e5632a027fee1a9a28439e509f813c30829a9
Size: 4194304 bytes (4MB / 0x400000, no copier header)