TWI638928B

The present invention is a flush toilet apparatus (1) having a flush toilet main body (2) and a sanitary washing apparatus (18), with a bent supply pipe (28) extending so as to bend from the connecting base end portion (24) of a toilet seat rear portion to supply wash water to a sanitary washing apparatus, a wash water supply pipe (2) connected to this bent supply pipe, and an affixing member (14) for affixing the toilet seat to the flush toilet main body; whereby affixing holes (12) and a pipe opening (16) are provided on the top surface, and the pipe opening is formed outer side of the affixing holes, while the center point of the pipe opening is positioned on the front side of the affixing holes, and the pipe opening center point is positioned on the inside of the connecting base end portion.