PROBLEM TO BE SOLVED: To solve the following problems: a place where a singing can be recorded is limited to a place where a karaoke store system is available firstly, although a service for recording a song sung to accompaniment music by the karaoke store system on a CD-R etc. is provided on a demand to record the singing of karaoke and a technique capable of providing the singing recorded by the karaoke store system for a demander's computer together with the accompaniment music combined later is available; and kinds of accompaniment music which can be put together are limited secondarily since a singing start point needs to be timed to the accompaniment music when the singing and accompaniment music are put together.;SOLUTION: The device comprises: an accompaniment music server device capable of acquiring a singing with electronic equipment including a mobile phone usually used at home; and an accompaniment music server device having a singing start detecting and synthesizing function which does not limit kinds of accompaniment music to be put together.;COPYRIGHT: (C)2008,JPO&INPIT
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