After updating the game website with additional screenshots, CrossNet announced that "Maple Colors" would be released on July 18 on May 22. The site was revamped on May 30, followed by more screenshots, a sample of the opening video and theme "Breakthrough Your Heart" by Yuria, and then additional screenshots from June 6 to 9. On June 11, after announcing the voice actors working on the project, CrossNet stated that "Maple Colors" had been postponed until July 25. The day after, CrossNet announced that it was hosting a public venue to showcase the game in Akihabara from June 13 to 14. This was followed by subsequent updates to the game site from June 18 to July 1.