To provide a pedestrian-to-vehicle communication device for discriminating whether a pedestrian is walking or riding on a bicycle and giving suitable assistance to avoid abnormal approach between the vehicle and the pedestrian, and a mobile terminal.

The pedestrian-to-vehicle communication device 100 assisting at least one of a possessor 13 of the mobile terminal 20 and a driver of a vehicle 11 to avoid abnormal approach between the possessor 13 and the vehicle 11 has a discriminating means 44 discriminating whether the possessor 13 is in a bicycle riding state, and assisting means 40, 26, 27, 35, 36 assisting the possessor 13 or the driver in different modes according to whether the possessor 13 is in the bicycle riding state.