There is provided a development apparatus including a plurality of
replenishment developer containers which accommodates a replenishment
developer containing a toner to be replenished to a plurality of
development devices, a plurality of replenishment developer conveyance
paths which replenishes the replenishment developer in the plurality of
replenishment developer containers to the plurality of development
devices, a plurality of conveyance members provided in the plurality of
replenishment developer conveyance paths, wherein a length of at least
one conveyance path, of the plurality of replenishment developer
conveyance paths, is different from that of other conveyance paths, and
cohesion degree of a replenishment developer conveyed by the longest
conveyance path, of the plurality of replenishment conveyance paths, is
lower than cohesion degree of the replenishment developer conveyed by
other conveyance paths.