| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a program, an information storage medium, and an image generation system, wherein a player can decide hitting power without delaying player's hitting timing in a game of hitting a movable body by operating a touch panel. <P>SOLUTION: A portable game device 1400 decides the hitting power based on a stroke starting position of stroke operation done to a touch panel 1409 and performs, if stroke operation is done, a hitting process of a movable body based on the decided hitting power. <P>COPYRIGHT: (C)2011,JPO&INPIT |
