An analyzer comprising: an analysis unit configured to analyze a specimen; a first storage part configured to store a container capable of containing the specimen, the first storage part including an outlet in a bottom portion that allows the container to be discharged therethrough, the container being a cuvette; a second storage part configured to store the container having been discharged through the outlet of the first storage part; a transporter configured to send out, from the second storage part, the container stored in the second storage part; and a discharge controller (165, 300, 310) configured to control discharge of the container through the outlet of the first storage part,wherein the second storage part is arranged to receive the container having dropped through the outlet of the first storage part, the discharge controller (165, 300, 310) is configured to control drop of the container through the outlet of the first storage part, and the transporter includes a taking-out mechanism configured to take out the container in the second storage part, a transport path configured to transport the container taken out by the taking-out mechanism and a cuvette sending-out part configured to hold the container transported through the transport path, the analyzer further comprising: a sensor arranged to detect a state of transport of the container by the transporter; and a controller programmed to control operation of the discharge controller (165, 300, 310) on the basis of a detection result, by the sensor, of the state of transport of the container, characterized in that the discharge controller includes a vibration providing mechanism configured to provide vibration to the container stored in the first storage part. an analysis unit configured to analyze a specimen; a first storage part configured to store a container capable of containing the specimen, the first storage part including an outlet in a bottom portion that allows the container to be discharged therethrough, the container being a cuvette; a second storage part configured to store the container having been discharged through the outlet of the first storage part; a transporter configured to send out, from the second storage part, the container stored in the second storage part; and a discharge controller (165, 300, 310) configured to control discharge of the container through the outlet of the first storage part,wherein the second storage part is arranged to receive the container having dropped through the outlet of the first storage part, the discharge controller (165, 300, 310) is configured to control drop of the container through the outlet of the first storage part, and the transporter includes a taking-out mechanism configured to take out the container in the second storage part, a transport path configured to transport the container taken out by the taking-out mechanism and a cuvette sending-out part configured to hold the container transported through the transport path, the analyzer further comprising: a sensor arranged to detect a state of transport of the container by the transporter; and a controller programmed to control operation of the discharge controller (165, 300, 310) on the basis of a detection result, by the sensor, of the state of transport of the container, characterized in that the discharge controller includes a vibration providing mechanism configured to provide vibration to the container stored in the first storage part. a sensor arranged to detect a state of transport of the container by the transporter; and a controller programmed to control operation of the discharge controller (165, 300, 310) on the basis of a detection result, by the sensor, of the state of transport of the container, characterized in that the discharge controller includes a vibration providing mechanism configured to provide vibration to the container stored in the first storage part.