Important notes
Release of MOC3 File Verification Tool
A vulnerability has been confirmed in Live2D Cubism Core, which may cause a crash of “Cubism Editor” and “Cubism Viewer (for OW)” when loading MOC3 files that are not in the correct format.
We have taken countermeasures for Cubism Editor 4.2.03_1 and Cubism Editor 4.2.04 beta3 or later, but past versions require continued attention.
Please download “MOC3 Consistency Checker,” a tool for verifying whether or not the MOC3 files are in the correct format.
For details, please refer to the Live2D Cubism Core Vulnerability Announcement.
The difference between “release version” and “beta version”.
The beta version allows you try out the latest features that will be available in future release versions. The release version is definitive and relatively stable.
Maplestar is a well-known independent animator who specializes in creating detailed, adult-oriented (18+) shorts featuring popular anime characters. The My Dress-Up Darling series is one of their most successful projects to date, currently spanning three major installments.
: Unlike the official anime by CloverWorks , which is a wholesome romantic comedy with ecchi elements, Maplestar's work is explicit (hentai). It focuses on intimate scenarios between the main protagonists, Marin Kitagawa and Wakana Gojo .
: The third part of the series was released in early February 2026, themed around Valentine's Day, and achieved viral status on platforms like TikTok and X (formerly Twitter). Comparison: Official Anime vs. Maplestar
: Fans frequently praise these animations for their "leap in quality," noting smooth shading and natural character interactions that mirror the original art style by Shinichi Fukuda.
How to check the CPU (Intel / Apple silicon) installed in your Mac
Important notes
[For users of Cubism Editor 5.1.02 or later]
If you activated your license with Cubism Editor 5.1.02 or later, the license cannot be concurrently used in previous versions.
If you wish to use an earlier version, please deactivate the license, then reactivate it in the Cubism Editor version you wish to use.
For more details: https://help.live2d.com/en/other/other_09/
To customers who are considering updating their macOS
If you update your macOS to the latest version, be sure to first deactivate your Cubism Editor license before updating the OS.
Please click here for the steps to deactivate the license. When using Cubism Editor with the most recent macOS, be sure to also update Cubism Editor to the latest version.
The difference between “release version” and “beta version”.
The beta version allows you try out the latest features that will be available in future release versions. The release version is definitive and relatively stable.
Windows
macOS : Apple M Series