A clothing processing apparatus comprising: a cabinet having a receiving space formed therein for receiving clothing; a holder configured to be located in the receiving space to hold a clothing supporter configured to support the clothing, the clothing supporter including a hanging part on which clothing is hung; the holder is formed long in front and rear directions; a steamer configured to spray steam toward the clothing while elevating inside the receiving space in the vertical direction; an elevating motor configured to provide an elevating power of the steamer; and a tilting motor configured to rotate the holder, characterized in that: the holder is configured to be rotated about a virtual rotation axis formed long in the front and rear directions by the rotational force of the tilting motor so that an arm (C2, C3) of the clothing droops downward to be separated from a body of the clothing, wherein the clothing supporter further includes: a ring configured to suspend the hanging part on the holder so that the clothing supporter rotates together with the holder, and a side frame configured to extend downward from the hanging part and to support both sides of the body of the clothing from an inner portion thereof. a cabinet having a receiving space formed therein for receiving clothing; a holder configured to be located in the receiving space to hold a clothing supporter configured to support the clothing, the clothing supporter including a hanging part on which clothing is hung; the holder is formed long in front and rear directions; a steamer configured to spray steam toward the clothing while elevating inside the receiving space in the vertical direction; an elevating motor configured to provide an elevating power of the steamer; and a tilting motor configured to rotate the holder, characterized in that: the holder is configured to be rotated about a virtual rotation axis formed long in the front and rear directions by the rotational force of the tilting motor so that an arm (C2, C3) of the clothing droops downward to be separated from a body of the clothing, wherein the clothing supporter further includes: a ring configured to suspend the hanging part on the holder so that the clothing supporter rotates together with the holder, and a side frame configured to extend downward from the hanging part and to support both sides of the body of the clothing from an inner portion thereof. the holder is configured to be rotated about a virtual rotation axis formed long in the front and rear directions by the rotational force of the tilting motor so that an arm (C2, C3) of the clothing droops downward to be separated from a body of the clothing, wherein the clothing supporter further includes: a ring configured to suspend the hanging part on the holder so that the clothing supporter rotates together with the holder, and a side frame configured to extend downward from the hanging part and to support both sides of the body of the clothing from an inner portion thereof. a ring configured to suspend the hanging part on the holder so that the clothing supporter rotates together with the holder, and a side frame configured to extend downward from the hanging part and to support both sides of the body of the clothing from an inner portion thereof.