Coin dispensing apparatus (10, 10A), comprising: a plurality of coin dispensing units (22, 22-10, 22-100, 22-50, 22-500) each including a rotary disk having apertures for receiving coins which are supplied from a coin source; a circular carrying path, formed in each of the coin dispensing units (22, 22-10, 22-100, 22-50, 22-500), along which the coins received in the apertures are moved in conjunction with rotation of the disk; a dispensing opening, formed in each of the coin dispensing units (22, 22-10, 22-100, 22-50, 22-500), through which the coins are moved from the carrying path toward a coin outlet (48, 48-10, 48-100, 48-50, 48-500); a common driving device for commonly rotating the disks of the coin dispensing units (22, 22-10, 22-100, 22-50, 22-500); a transmission device (26, 26A) for transmitting a driving force of the driving device to the disks of the coin dispensing units (22, 22-10, 22-100, 22-50, 22-500); and a passage blocking member formed in a dispensing opening of each of the coin dispensing units (22, 22-10, 22-100, 22-50, 22-500); wherein the passage blocking member is configured to be movable between a non-blocking position where the coins are able to pass through the dispensing opening and a blocking position where the coins are unable to pass through the dispensing opening; wherein the passage blocking member is configured to be selectively positioned at the non-blocking position or the blocking position while simultaneous rotation of the disks of the coin dispensing units (22, 22-10, 22-100, 22-50, 22-500), wherein the dispensing apparatus (10, 10A) is configured to dispense the coins using rotation of the disks based on a dispensing instruction, wherein the coin dispensing units (22, 22-10, 22-100, 22-50, 22-500) are adjacently arranged along an arrangement line, the transmission device (26, 26A) is placed along the arrangement line, characterized in that the transmission device (26, 26A) comprises a common driving shaft rotated by the driving device, driving bevel gears fixed to the common driving shaft, and driven bevel gears which are respectively engaged with the driving bevel gears and which are respectively connected to the rotary disks of the coin dispensing units (22, 22-10, 22-100, 22-50, 22-500). a plurality of coin dispensing units (22, 22-10, 22-100, 22-50, 22-500) each including a rotary disk having apertures for receiving coins which are supplied from a coin source; a circular carrying path, formed in each of the coin dispensing units (22, 22-10, 22-100, 22-50, 22-500), along which the coins received in the apertures are moved in conjunction with rotation of the disk; a dispensing opening, formed in each of the coin dispensing units (22, 22-10, 22-100, 22-50, 22-500), through which the coins are moved from the carrying path toward a coin outlet (48, 48-10, 48-100, 48-50, 48-500); a common driving device for commonly rotating the disks of the coin dispensing units (22, 22-10, 22-100, 22-50, 22-500); a transmission device (26, 26A) for transmitting a driving force of the driving device to the disks of the coin dispensing units (22, 22-10, 22-100, 22-50, 22-500); and a passage blocking member formed in a dispensing opening of each of the coin dispensing units (22, 22-10, 22-100, 22-50, 22-500); wherein the passage blocking member is configured to be movable between a non-blocking position where the coins are able to pass through the dispensing opening and a blocking position where the coins are unable to pass through the dispensing opening; wherein the passage blocking member is configured to be selectively positioned at the non-blocking position or the blocking position while simultaneous rotation of the disks of the coin dispensing units (22, 22-10, 22-100, 22-50, 22-500), wherein the dispensing apparatus (10, 10A) is configured to dispense the coins using rotation of the disks based on a dispensing instruction, wherein the coin dispensing units (22, 22-10, 22-100, 22-50, 22-500) are adjacently arranged along an arrangement line, the transmission device (26, 26A) is placed along the arrangement line, characterized in that the transmission device (26, 26A) comprises a common driving shaft rotated by the driving device, driving bevel gears fixed to the common driving shaft, and driven bevel gears which are respectively engaged with the driving bevel gears and which are respectively connected to the rotary disks of the coin dispensing units (22, 22-10, 22-100, 22-50, 22-500).