The present invention relates to a wave-function water producing device and a livestock farming method using wave-function water. The purpose of the present invention is to provide the wave-function water producing device capable of easily producing wave-function water including various kinds of helpful wave information. [Reference numerals] (AA) Weight per week;(BB) Unit: g;(CC) First week;(DD) Second week;(EE) Third week;(FF) Fourth week;(GG) Fifth week;(HH) Sixth week;(II) First dong;(JJ) Second dong;(KK) Third dong;(LL) Fourth dong;(MM) Target weight