ネット小説執筆サポートツール is a comprehensive tool designed to support the writing of online novels. It offers various features to enhance the writing experience and streamline the process of publishing on different online platforms.

The tool provides a convenient button that allows users to jump directly to the editing page of various online novel posting sites. Additionally, it includes a feature that facilitates image insertion for "Mitemin" on "Narou." It also offers a functionality that displays unread comments on "Novel Up+" in a more user-friendly manner. Moreover, it adds a button on the novel page that enables users to jump to the author's tweet search page on "Novel Up+."

Please note that this extension is specifically designed to function on "Mitemin" pages.