Update to Cubism 5 SDK for Web R5 beta3_1

Author: wada-at-live2d-com

CHANGELOG.md

@@ -4,6 +4,15 @@ All notable changes to this project will be documented in this file.
 
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 
+
+## [5-r.5-beta.3.1] - 2026-02-19
+
+### Fixed
+
+* Fix a bug where rendering results were not as expected when using Blend mode on semi-transparent objects.
+  * See `CHANGELOG.md` in Framework.
+
+
 ## [5-r.5-beta.3] - 2026-01-29
 
 ### Changed
@@ -141,6 +150,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 * Add Wankoromochi as a model bundled with SDK.
 
 ### Fixed
+
 * Fix blurry image and models on mobile devices. by [@Tsar](https://github.com/Tsar)
 * Fix a bug that caused scroll-blocking violations to appear in the log.
 
@@ -332,6 +342,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 * Fix issue with reloading model images in WebKit.
 
 
+[5-r.5-beta.3.1]: https://github.com/Live2D/CubismWebSamples/compare/5-r.5-beta.3...5-r.5-beta.3.1
 [5-r.5-beta.3]: https://github.com/Live2D/CubismWebSamples/compare/5-r.5-beta.2...5-r.5-beta.3
 [5-r.5-beta.2]: https://github.com/Live2D/CubismWebSamples/compare/5-r.5-beta.1...5-r.5-beta.2
 [5-r.5-beta.1]: https://github.com/Live2D/CubismWebSamples/compare/5-r.4...5-r.5-beta.1