A-Max Tennis (Japan) (En) (Proto) (Japanese title: エー・マックステニス) is an early prototype of a tennis game for the Nintendo DS. Developed by Aruze Corporation, the game was never released but a playable demo was made available for a short period of time. A-Max Tennis is a fast-paced arcade-style tennis game that is easy to pick up and play. The game features both single-player and multiplayer modes, allowing up to four players to compete in a match. The single-player mode takes you through a series of tournaments, while the multiplayer mode lets you challenge your friends to an intense match. The game also features a variety of characters to choose from, each with their own unique abilities and playstyles. A-Max Tennis is a great way to get your tennis fix on the go, and its fast-paced action and easy-to-learn mechanics make it an ideal game for both newcomers and veterans of the sport.