Abstract: A toilet system includes: a toilet seat having a seat surface on which a user is to sit; a sensor provided in or on the toilet seat, configured to measure a physical quantity which reflects blood flow conditions of the user; a health index calculator configured to calculate a health index of the user based on measurement results of the sensor; a health index output part configured to output the health index of the user which has been calculated by the health index calculator; a temperature determining part configured to determine whether a temperature state of the seat surface satisfies a predetermined condition or not, and an operation change instruction part configured to change an operation of the health index calculator and/or an operation of the health index output part when the temperature determining part determines that the temperature state of the seat surface satisfies the predetermined condition.

Abstract: According to the embodiment, a toilet seat device includes a toilet seat and a biological sensor. The toilet seat that is formed of a resin material and includes a seating part on which a user is seated, and a bottom surface part facing the seating part. The biological sensor that is of an optical type, is positioned inside the toilet seat, and detects biological information of the user seated on the seating part. The seating part includes a thick portion and a thin portion. The thin portion is thinner than the thick portion. The biological sensor is located at a back surface side of the thin portion. The thick portion and the thin portion are formed as a continuous body. The thin portion has a thickness that can transmit irradiated light irradiated from the biological sensor and reflected light reflected from the user seated on the seating part.

Abstract: According to the embodiment, a toilet seat device includes a toilet seat and a biological sensor. The toilet seat that is formed of a resin material and includes a seating part on which a user is seated, and a bottom surface part facing the seating part. The biological sensor that is of an optical type, is positioned inside the toilet seat, and detects biological information of the user seated on the seating part. The seating part includes a thick portion and a thin portion. The thin portion is thinner than the thick portion. The biological sensor is located at a back surface side of the thin portion. The thick portion and the thin portion are formed as a continuous body. The thin portion has a thickness that can transmit irradiated light irradiated from the biological sensor and reflected light reflected from the user seated on the seating part.

Abstract: The toilet device includes a toilet 800 and a sanitary washing device 100 mounted on the toilet 800. The sanitary washing device 100 includes a nozzle 473, a casing 400, a toilet seat 200, a toilet lid 300, and an illuminator 700. When the user operates an operation part 500 built into the interior of the casing 400, the nozzle 473 is advanced into the bowl 801 of the toilet 800. The casing 400 includes a nozzle container 480 that can store the entire nozzle 473. The illuminator 700 irradiates sterilizing light which is light having a sterilizing action. The illuminator 700 irradiates the sterilizing light L directly on the front surface 473a of the nozzle 473 and/or the part 480c of the bottom surface part 480b positioned below the front surface 473a.

Abstract: According to an aspect of the present invention, a toilet device includes: a washing unit washing a surface of a bowl in a toilet bowl; a water supplying unit supplying washing water to the washing unit; a silicic acid polymerization inhibiting unit adding inhibitor for silicic acid polymerization to the washing water left on the surface of the bowl after the washing of the bowl, the inhibitor inhibiting polymerization of silicic acid component in the washing water left on the surface of the bowl; and a control portion executing a control starting an operation of the silicic acid polymerization inhibiting unit before the surface of the bowl is evaporated.

Abstract: A toilet seat device includes a main part, a toilet seat, a load sensor, a controller, and a memory. The toilet seat includes a seating part where a user is seated, and a support leg part supporting a load applied to the seating part. The load sensor is provided in the support leg part and detects the load applied to the support leg part. The controller performs at least a body weight measurement of the user based on a detection result of the load sensor. The controller includes a register mode and a normal-use mode in the body weight measurement. The register mode includes determining an estimated value for estimating the total body weight of the user from the seated load. The normal-use mode includes estimating a load value relating to the total body weight of the user based on the estimated value.

Abstract: According to the embodiment, a sanitary washing device, comprises a private part wash nozzle, a drive device, a casing, and an illuminator; the private part wash nozzle is tilted downward toward a front side and has a water discharge hole discharging washing water toward a private part of a user; the drive device causes the private part wash nozzle to advance and retract; the casing includes a nozzle container that can store an entirety of the private part wash nozzle in a state in which the private part wash nozzle is retracted; the illuminator irradiates sterilizing light which is light having a sterilizing action; and the illuminator irradiates the sterilizing light on at least a front surface of the private part wash nozzle and a part of a bottom surface part of the nozzle container positioned below the front surface.

Abstract: A toilet seat device includes a main part, a toilet seat, a load sensor, a controller, and a memory. The toilet seat includes a seating part where a user is seated, and a support leg part supporting a load applied to the seating part. The load sensor is provided in the support leg part and detects the load applied to the support leg part. The controller performs at least a body weight measurement of the user based on a detection result of the load sensor. The controller includes a register mode and a normal-use mode in the body weight measurement. The register mode includes determining an estimated value for estimating the total body weight of the user from the seated load. The normal-use mode includes estimating a load value relating to the total body weight of the user based on the estimated value.

Abstract: According to one embodiment, a sanitary washing apparatus includes: a nozzle including a jetting port and configured to squirt water from the jetting port to wash a user's body; a flow channel configured to guide water supplied from a water supply source to the jetting port; an electrolytic cell provided midway along the flow channel and being operable to produce sterilizing water; a heating device provided on the flow channel on upstream side of the electrolytic cell; a nozzle cleaning device configured to clean or sterilize the nozzle with the water heated by the heating device or the sterilizing water produced by the electrolytic cell; and a controller configured to perform control for stopping energization of the heating device or reducing an amount of energization of the heating device when energizing the electrolytic cell.

Abstract: According to one embodiment, a sanitary washing apparatus includes: a nozzle including a jetting port and configured to squirt water from the jetting port to wash a user's body; a flow channel configured to guide water supplied from a water supply source to the jetting port; an electrolytic cell provided midway along the flow channel and being operable to produce sterilizing water; a heating device provided on the flow channel on upstream side of the electrolytic cell; a nozzle cleaning device configured to clean or sterilize the nozzle with the water heated by the heating device or the sterilizing water produced by the electrolytic cell; and a controller configured to perform control for stopping energization of the heating device or reducing an amount of energization of the heating device when energizing the electrolytic cell.

Abstract: According to one embodiment, a sanitary washing apparatus includes: a nozzle including a jetting port and configured to squirt water from the jetting port to wash a user's body; a flow channel configured to guide water supplied from a water supply source to the jetting port; an electrolytic cell provided midway along the flow channel and being operable to produce sterilizing water; a heating device provided on the flow channel on upstream side of the electrolytic cell; a nozzle cleaning device configured to clean or sterilize the nozzle with the water heated by the heating device or the sterilizing water produced by the electrolytic cell; and a controller configured to perform control for stopping energization of the heating device or reducing an amount of energization of the heating device when energizing the electrolytic cell.

Abstract: According to an aspect of the invention, a toilet apparatus includes a toilet, a bowl configured to receive solid waste being formed in the toilet, the bowl being hydrophilic; a spray unit configured to spray at least one selected from water and hypochlorous acid water onto a surface of the bowl; a detection unit configured to detect a state of use of the toilet; and a control unit configured to spray at least one selected from the water and the hypochlorous acid water from the spray unit before the use and to spray the hypochlorous acid water from the spray unit after the use. The cleanliness of the bowl surface of a toilet can be maintained by suppressing the affixation of solid waste and the propagation of bacteria caused by oil.

Abstract: According to an aspect of the invention, a toilet apparatus includes a toilet, a bowl configured to receive solid waste being formed in the toilet, the bowl being hydrophilic; a spray unit configured to spray at least one selected from water and hypochlorous acid water onto a surface of the bowl; a detection unit configured to detect a state of use of the toilet; and a control unit configured to spray at least one selected from the water and the hypochlorous acid water from the spray unit before the use and to spray the hypochlorous acid water from the spray unit after the use. The cleanliness of the bowl surface of a toilet can be maintained by suppressing the affixation of solid waste and the propagation of bacteria caused by oil.

Abstract: A sanitary washing device includes: a nozzle including a water discharge port and configured to squirt water from the water discharge port to wash user's human private parts; a flow channel configured to supply the water to the water discharge port; a water supply device configured to supply the water; a sterilizing water producing device provided midway along the flow channel and being operable to produce sterilizing water; and a controller configured to perform control for retaining the sterilizing water produced by the sterilizing water producing device for a prescribed time in the flow channel, and then draining the sterilizing water out of the flow channel.

Abstract: A sanitary washing apparatus includes a nozzle having a water discharge port, the nozzle being configured to wash a human private part by squirting water from the water discharge port, a flow channel configured to supply the water to the nozzle, a sterilizing water supply unit provided partway through the flow channel, the sterilizing water supply unit being capable of supplying sterilizing water, and a control unit configured to execute a physical washing process of washing the nozzle using water and a sterilizing process of sterilizing the nozzle using the sterilizing water after the washing the human private part. The washing nozzle can be sterilized more efficiently or a user's sense of cleanliness regarding the washing nozzle can be improved.

Abstract: A sanitary washing device, includes: a nozzle including a water discharge port and configured to squirt water from the water discharge port to wash a human private part; a water conduit configured to guide water supplied from a water supply source to the nozzle; a sterilizing water supply part provided midway along the water conduit and capable of producing sterilizing water; a flow rate adjusting part configured to adjust flow rate of water flowing in the sterilizing water supply part; a flow state varying part configured to vary flow state of water flowing in the water conduit; and a controller configured to control the flow state varying part to vary the flow state of the water flowing in the water conduit when producing the sterilizing water by the sterilizing water supply part in a state in which the controller controls the flow rate adjusting part to make the flow rate of the water flowing in the sterilizing water supply part lower than maximum flow rate.

Abstract: According to one embodiment, a sanitary washing apparatus includes: a nozzle including a jetting port and configured to squirt water from the jetting port to wash a user's body; a flow channel configured to guide water supplied from a water supply source to the jetting port; an electrolytic cell provided midway along the flow channel and being operable to produce sterilizing water; a heating device provided on the flow channel on upstream side of the electrolytic cell; a nozzle cleaning device configured to clean or sterilize the nozzle with the water heated by the heating device or the sterilizing water produced by the electrolytic cell; and a controller configured to perform control for stopping energization of the heating device or reducing an amount of energization of the heating device when energizing the electrolytic cell.

Abstract: A sanitary washing apparatus includes a nozzle having a water discharge port, the nozzle being configured to wash a human private part by squirting water from the water discharge port, a flow channel configured to supply the water to the nozzle, a sterilizing water supply unit provided partway through the flow channel, the sterilizing water supply unit being capable of supplying sterilizing water, and a control unit configured to execute a physical washing process of washing the nozzle using water and a sterilizing process of sterilizing the nozzle using the sterilizing water after the washing the human private part. The washing nozzle can be sterilized more efficiently or a user's sense of cleanliness regarding the washing nozzle can be improved.

Abstract: A sanitary washing device includes: a nozzle including a water discharge port and configured to squirt water from the water discharge port to wash user's human private parts; a flow channel configured to supply the water to the water discharge port; a water supply device configured to supply the water; a sterilizing water producing device provided midway along the flow channel and being operable to produce sterilizing water; and a controller configured to perform control for retaining the sterilizing water produced by the sterilizing water producing device for a prescribed time in the flow channel, and then draining the sterilizing water out of the flow channel.

Abstract: A sanitary washing device, includes: a nozzle including a water discharge port and configured to squirt water from the water discharge port to wash a human private part; a water conduit configured to guide water supplied from a water supply source to the nozzle; a sterilizing water supply part provided midway along the water conduit and capable of producing sterilizing water; a flow rate adjusting part configured to adjust flow rate of water flowing in the sterilizing water supply part; a flow state varying part configured to vary flow state of water flowing in the water conduit; and a controller configured to control the flow state varying part to vary the flow state of the water flowing in the water conduit when producing the sterilizing water by the sterilizing water supply part in a state in which the controller controls the flow rate adjusting part to make the flow rate of the water flowing in the sterilizing water supply part lower than maximum flow rate.