X(Twitter)やPixivへ投稿したイラストより高画質なものや、公開していない差分もこちらのプランで閲覧できます。
加入者のためにまとめzipも用意してます。

You can view higher quality illustrations than those posted on X(Twitter) and Pixiv, as well as differences that have not been released to the public, with this plan.
A summary zip is also available for subscribers.