PROBLEM TO BE SOLVED: To provide a living body washer, a living body washing system and a living body washing method, capable of performing easy and efficient washing.SOLUTION: The living body washer 1 includes: a washing part 10 to be approximated or brought into contact with a portion to be washed a handle 20 to be held by one hand and a shaft 30 connecting the washing part 10 and the handle 20. The washing part 10 includes a cleaning liquid outlet 12 into which a cleaning liquid for washing is injected, and a used liquid sucking hole 14 for sucking the used liquid after washing. The handle 20 includes switch mechanisms 22 and 24 capable of turning on/off injection of the cleaning liquid and suction of the used liquid by fingers holding the handle 20.COPYRIGHT: (C)2013,JPO&INPIT【課題】容易且つ効率的な洗浄を行うことが可能な生体洗浄器、生体洗浄システムおよび生体洗浄方法を提供する。【解決手段】生体洗浄器1は、洗浄対象部位に近接または接触される洗浄部10と、片手で把持可能なハンドル部20と、洗浄部10とハンドル部20を繋ぐ軸部30と、を備え、洗浄部10は、洗浄用の清浄液を注入する清浄液吐出孔12、および洗浄後の洗浄済み液を吸引する洗浄済み液吸引孔14を有し、ハンドル部20は、ハンドル部20を把持した状態の手指で清浄液の注入および洗浄済み液の吸引をON/OFF可能なスイッチ機構22、24を備えている。【選択図】図1