PROBLEM TO BE SOLVED: To provide a guide voice adjustment device which controls an output mode of guide voice so that a passenger of a movable body does not fail to hear the guide voice.;SOLUTION: The guide voice adjustment device comprises: a voice acquisition unit 2 which acquires voice around a driving seat collected by a microphone 1; a voice recognition unit 3 which recognizes voice data acquired by the voice acquisition unit 2 by using a recognition dictionary 4; a conversation situation determination unit 5 which determines whether a driver is having a conversation on the basis of a recognition result of the voice recognition unit 3; a speaker 12 which outputs guide voice generated by a guidance unit 10 on a guide route; and a voice control unit 11 which, when it is determined that the driver is not having a conversation by the conversation situation determination unit 5, maintains a present setting value of output voice volume for the guide voice and, when it is determined that the driver is having a conversation, makes the output voice for the guide voice louder than the present setting value.;COPYRIGHT: (C)2015,JPO&INPIT
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