Harvest Moon DS: Island of Happiness (牧場物語キミと育つ島 Bokujō Monogatari: Kimi to Sodatsu Shima, lit. Ranch Story: The Island Grows With You) is a farming simulation game developed by Marvelous Interactive and published by Natsume. It is the fourth Harvest Moon game on Nintendo DS. Like previous titles in the DS series, Island of Happiness utilizes the stylus, and also features WiFi capabilities.