A coin conveying device for a coin processing apparatus configured to store an input coin according to denomination, and dispense a coin stored therein in accordance with a payout instruction is provided. The coin conveying device includes: a rail portion configured to form a conveyance path to convey a coin; a conveying portion including holders connected endlessly, each holder being configured to hold one coin, the conveying portion being configured to convey the input coin from below to above by displacing the conveying portion in one direction along the rail portion; and a controller configured to, when the input coin is put in the conveying portion, displace the conveying portion in a reverse direction that is opposite to the one direction for a predetermined time, and displace the conveying portion in the one direction after the predetermined time has elapsed.