SEGA today released in Japan the new StarHorsePocket which is a smartphone horse racing game (similar as the Winning Post 8 series) and you can play with it for free on iOS and Android.
The new game at the moment available only in Japanese from the Google Play and the Apple AppStore as a basic free game. The goal is simple like in the other horse racing games, buy your own horse, hire a rider and be famous and the world’s top rider.
Of course you have to manage more, like your own company but a secretary going to help to you in everyting. If you like the StarHorse racing series you have to give a try for the Pocket version. It is free!