To provide new entertainment systems and methods for such games as a fishing game, a breeding game, and the like, which greatly attract the interest of players.

This system is provided with an image inputting means which inputs the image data of an organism imaged by an image pick-up means, a displaying means which displays a virtual space that will be virtually inhabited by the organism imaged by the image pick-up means, an organism object generating means which generates the organism object data to depict the organism based on the image data inputted by the image input means, and an image control means which makes the displaying means display the virtual space plus the organism object based on the data generated by the organism object generating means.

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