NINJIN Enhances 'OshiUma Derby Blood' App with New Features for Fall Racing Season NINJIN has announced exciting updates to its horse racing game app, 'OshiUma Derby Blood', introducing new prediction functionalities and community features for fall races.

NINJIN Enhances 'OshiUma Derby Blood' App with New Features for Fall Racing Season #Japan #Tokyo #NINJIN #OshiUma #Derby_Blood