Hachinai, short for "Hachigatsu no Cinderella Nine," is a vibrant and engaging youth experience game centered around baseball, developed by Akatsuki Inc. The game invites players into a heartfelt narrative that follows a group of girls who strive to fulfill their dreams alongside a boy who has given up on baseball. As a manager, players guide a girls' baseball team towards victory, creating memorable, youthful experiences along the way.

Hachinai seamlessly combines gaming with elements of anime and live performances, expanding its rich universe beyond the screen. The game is available for free with optional in-app purchases and can be played on iOS, Android, and DMM GAMES platforms. Enthusiasts can also explore a variety of merchandise, comics, and novels that complement the game's storyline. With its dynamic characters and immersive gameplay, Hachinai continues to capture the hearts of players, making it a unique entry in the realm of sports-themed digital experiences.