| 摘要 |
PROBLEM TO BE SOLVED: To solve a problem that a configuration becomes complex since a microphone etc. for detecting the position of a user is required.SOLUTION: A moving body has: a body which can be moved by a wheel etc., a directional speaker which is provided on the body and outputs a sound in an output direction determined in advance, and a reflecting member which can be operated by a user and reflects the sound outputted from the directional speaker. The reflecting member is, for example, provided so as to be turnable. Moreover, the reflecting member is provided so as to be movable with respect to the body. |
