A financial device comprising: an upper module comprising: a medium depositing and withdrawing unit which is adapted to accept and withdraw media to be counted, media to be deposited and media to be withdrawn and a discrimination unit connected to the medium depositing and withdrawing unit by a transfer path; and a lower module comprising a medium storage unit for storing media, wherein the medium depositing and withdrawing unit comprises: a first space adapted to accept the media to be counted and the media to be deposited; and a second space adapted to stack the counted media, the media passing through the discrimination unit as media to be withdrawn and to temporarily stack the media passing through the discrimination unit in the deposit process, wherein the transfer path is adapted for transfer of at least one of the counted media and the temporarily stacked media among the media stacked in the second space along the transfer path and to store at least one of the counted media and the temporarily stacked media among the media stacked in the second space in the media storage unit, wherein the medium depositing and withdrawing unit further comprises: a support surface supporting the media in the second space; a stack wheel arranged to guide the media accepted by rotation thereof to the support surface such that the media are stacked one by one on the support surface; and a medium pressing part avoided to a predetermined position to prevent the medium pressing part from interfering with the media in a process of introducing the media into the second space, the medium pressing part being disposed at a rear side of the media to press the media in the second space while the media in the second space are separated, and characterised in that the pressing part is connected to a movable part to move in a direction that is substantially parallel to the support surface. an upper module comprising: a medium depositing and withdrawing unit which is adapted to accept and withdraw media to be counted, media to be deposited and media to be withdrawn and a discrimination unit connected to the medium depositing and withdrawing unit by a transfer path; and a medium depositing and withdrawing unit which is adapted to accept and withdraw media to be counted, media to be deposited and media to be withdrawn and a discrimination unit connected to the medium depositing and withdrawing unit by a transfer path; and a lower module comprising a medium storage unit for storing media, wherein the medium depositing and withdrawing unit comprises: a first space adapted to accept the media to be counted and the media to be deposited; and a second space adapted to stack the counted media, the media passing through the discrimination unit as media to be withdrawn and to temporarily stack the media passing through the discrimination unit in the deposit process, a first space adapted to accept the media to be counted and the media to be deposited; and a second space adapted to stack the counted media, the media passing through the discrimination unit as media to be withdrawn and to temporarily stack the media passing through the discrimination unit in the deposit process, wherein the transfer path is adapted for transfer of at least one of the counted media and the temporarily stacked media among the media stacked in the second space along the transfer path and to store at least one of the counted media and the temporarily stacked media among the media stacked in the second space in the media storage unit, wherein the medium depositing and withdrawing unit further comprises: a support surface supporting the media in the second space; a stack wheel arranged to guide the media accepted by rotation thereof to the support surface such that the media are stacked one by one on the support surface; and a medium pressing part avoided to a predetermined position to prevent the medium pressing part from interfering with the media in a process of introducing the media into the second space, the medium pressing part being disposed at a rear side of the media to press the media in the second space while the media in the second space are separated, and a support surface supporting the media in the second space; a stack wheel arranged to guide the media accepted by rotation thereof to the support surface such that the media are stacked one by one on the support surface; and a medium pressing part avoided to a predetermined position to prevent the medium pressing part from interfering with the media in a process of introducing the media into the second space, the medium pressing part being disposed at a rear side of the media to press the media in the second space while the media in the second space are separated, and