Rakuten NBA Keyboard Shortcuts is a free Chrome add-on developed by zurukumo. This add-on enhances the Rakuten NBA experience by adding keyboard shortcuts to navigate through the content more efficiently.

With Rakuten NBA Keyboard Shortcuts, users can use specific keys to control the video playback. Pressing 'J' allows you to skip back 30 seconds, while 'K' stops or resumes the playback. Pressing 'L' fast-forwards the video by 30 seconds. Additionally, the left arrow key allows you to skip back 10 seconds, and the right arrow key fast-forwards the video by 10 seconds.

It is important to note that this add-on has only been tested on the Mac version of Chrome. So, if you're a Rakuten NBA user on a Mac, this add-on can greatly enhance your viewing experience by providing convenient keyboard shortcuts.