Kadokawa Games is doing a remake for Root Letter with a title Root Letter: Last Answer. And the remake will be in live-action as you can see the comparison in the screenshots below. Furthermore, the also shared the first trailer.
Incidentally, the original illustrated gameplay featuring artwork by Taro Minoboshi will also be included in the package. It means you’ll have both Root Letter and Root Letter: Last Answer. The live-action mode is titled “Drama Mode” while the original artwork named “Original Mode.”
Kadokawa Games also will add four additional scenarios, happening after the original story. More improvements have been added as well, such as better route branching that can let you reach every ending excluding the true ending on the first playthrough. The skipping feature has been enhanced. Icons indicating that a route has been cleared have been added. The UI of the inventory has been improved. Some gameplay areas have been made more responsive. Lastly, the conditions for unlocking some trophies have been relaxed, while new ones have been added.