PURPOSE: To obtain hollow woven fabric enabling uniformization of weave density and formation of highly dense weave and improved in strength to outer force in every directions.

CONSTITUTION: Yarn in X direction and yarn in Z direction are subjected to opening motion by an opening motion device 5 provided between inside and outside forming guides 1 and 2 and a yarn feeding device 4 and the yarn in Y direction is inserted into the opening by running a shuttle and reed 6a as running guide members and the reed 6a is divided in the peripheral direction so as to able to successively carry out beating.