It was released on 13 March 2008 and the character designs and artwork were created by Hisaya Nakajo.

The story concerns a female protagonist who becomes friends with the (male) members of her high school's boxing club.

Primarily a dating sim, the overall goal of the game is to form a relationship with the chosen character.

[1] There are also several minigames, in which the player assists the young men in training, cheers them on during matches (which affects their performance), treats their post-fight scrapes and bruises, peeks at them in the shower, gives them back rubs and wipes sweat off their chests.

[2][3][4][5] In fact, in the part of the game which involves boys showering, the entire body is naked and the genitals are hidden by the gap between the top and bottom DS screens.