A developer conveying device comprising: a developer conveying path; a first conveyance member for conveying developer in the developer conveying path, the first conveyance member having a drive shaft (86b1) configured to be rotatable about a first axial line, the drive shaft provided with a drive transmission portion configured to transmit a driving force, and a first conveying portion configured to convey developer toward the drive transmission portion; and a second conveyance member for conveying the developer in the developer conveying path, the second conveyance member having a driven shaft (87b1) configured to be rotatable about a second axial line, the driven shaft provided with a driving force receiving portion configured to receive a driving force from the drive transmission portion, and to convey the developer which is conveyed by the first conveyance member, wherein the drive transmission portion includes an engaging portion (86a1 to 86a5) projecting from the drive shaft (86b1), the driving force receiving portion includes an engaged portion (87a1 to 87a5) configured to receive the driving force by being engaged with the engaging portion (86a1 to 86a5) in an interior of the developer conveying path, characterized in that a direction of the first axial line and a direction of the second axial line intersect each other, a circle of a trajectory drawn by a distal end of the engaging portion (86a1 to 86a5) and the second axial line intersect each other when viewing in the direction of the first axial line, and the second conveyance member is configured to convey the developer in a state in which an angle of the second axial line with respect to a horizontal direction is smaller than an angle of repose of the developer when viewing in the direction of the first axial line. a developer conveying path; a first conveyance member for conveying developer in the developer conveying path, the first conveyance member having a drive shaft (86b1) configured to be rotatable about a first axial line, the drive shaft provided with a drive transmission portion configured to transmit a driving force, and a first conveying portion configured to convey developer toward the drive transmission portion; and a second conveyance member for conveying the developer in the developer conveying path, the second conveyance member having a driven shaft (87b1) configured to be rotatable about a second axial line, the driven shaft provided with a driving force receiving portion configured to receive a driving force from the drive transmission portion, and to convey the developer which is conveyed by the first conveyance member, wherein the drive transmission portion includes an engaging portion (86a1 to 86a5) projecting from the drive shaft (86b1), the driving force receiving portion includes an engaged portion (87a1 to 87a5) configured to receive the driving force by being engaged with the engaging portion (86a1 to 86a5) in an interior of the developer conveying path, characterized in that a direction of the first axial line and a direction of the second axial line intersect each other, a circle of a trajectory drawn by a distal end of the engaging portion (86a1 to 86a5) and the second axial line intersect each other when viewing in the direction of the first axial line, and the second conveyance member is configured to convey the developer in a state in which an angle of the second axial line with respect to a horizontal direction is smaller than an angle of repose of the developer when viewing in the direction of the first axial line.