A stocker having a purge function comprising: a frame configured to have attached thereto a plurality of first cell supports not having a cleaning gas supplying nozzle along the vertical direction or the horizontal direction, wherein the frame includes a container accommodating space and at least a pair of first columns at a rear end of the space; and a stocker unit , the stocker unit comprising: a pair of second columns at a rear end of the container accommodating space, the pair of second columns configured to be attached to the frame; a purging line for supplying cleaning gas that is provided along the second pair of columns ; and a plurality of second cell supports having a purge function that are attached to the pair of second columns and are aligned along the vertical direction or the horizontal direction, the second cell supports having a purge function being configured to support a container, and each including a nozzle that supplies cleaning gas from the purging line to the container, wherein a gap between the second columns is narrower than a gap between the first columns , wherein the second columns are located diagonally forward of the first columns in a view from ahead of the container accommodating space, and are attached to the first columns , and wherein, in a view from ahead of the container accommodating space, the purging line , a controller , a valve and a flow meter are accommodated in a space rearward of front ends of the second columns and forward of rear ends of the first columns . a frame configured to have attached thereto a plurality of first cell supports not having a cleaning gas supplying nozzle along the vertical direction or the horizontal direction, wherein the frame includes a container accommodating space and at least a pair of first columns at a rear end of the space; and a stocker unit , the stocker unit comprising: a pair of second columns at a rear end of the container accommodating space, the pair of second columns configured to be attached to the frame; a purging line for supplying cleaning gas that is provided along the second pair of columns ; and a plurality of second cell supports having a purge function that are attached to the pair of second columns and are aligned along the vertical direction or the horizontal direction, the second cell supports having a purge function being configured to support a container, and each including a nozzle that supplies cleaning gas from the purging line to the container, a pair of second columns at a rear end of the container accommodating space, the pair of second columns configured to be attached to the frame; a purging line for supplying cleaning gas that is provided along the second pair of columns ; and a plurality of second cell supports having a purge function that are attached to the pair of second columns and are aligned along the vertical direction or the horizontal direction, the second cell supports having a purge function being configured to support a container, and each including a nozzle that supplies cleaning gas from the purging line to the container, wherein a gap between the second columns is narrower than a gap between the first columns , wherein the second columns are located diagonally forward of the first columns in a view from ahead of the container accommodating space, and are attached to the first columns , and wherein, in a view from ahead of the container accommodating space, the purging line , a controller , a valve and a flow meter are accommodated in a space rearward of front ends of the second columns and forward of rear ends of the first columns . <EOS>