小説家になろう Tool is a browser add-on designed to make reading on the "小説家になろう" ("Let's Become a Novelist") website and other related sites more convenient. With this tool, users can customize the background color, text color, font, and text width to suit their preferences. Please note that this tool is not provided by Hina Project Co., Ltd. or Night Lantern Co., Ltd.

The add-on offers several useful features, including the ability to scroll back to the top of the page by pressing the "Page Up" key and automatically clicking on the "Next" button when reaching the bottom of the page by pressing the "Page Down" key. Additionally, users can insert bookmarks by pressing the "B" key.

Users can choose from a variety of fonts, including the default options ("Meiryo", "Lucida Grande", "sans-serif") and other fonts available in Chrome.

The latest version of the add-onadded support for "ノクターンノベルズ" ("Nocturne Novels"), "ムーンライトノベルズ" ("Moonlight Novels"), and "ミッドナイトノベルズ" ("Midnight Novels"). Other previous updates introduced features such as the ability to change the text width, select fonts available in Chrome, and insert bookmarks.

Please note that this add-on is only compatible with the Chrome browser.