A composite stretchable member which is stretchable in a longitudinal direction, comprising: two sheets which are opposed to each other; and a plurality of elastic elements each disposed between the sheets to extend along the longitudinal direction in such a manner as to be stretchable in the longitudinal direction, wherein: the sheets are bonded together in a plurality of bonding sections , each of the bonding sections being configured to continuously extend along a line intersecting the longitudinal direction and to intersect the plurality of elastic elements ; and each of the elastic elements is bonded to the sheets at intersection points with the bonding sections , characterized in that the bonding sections are comprising: a plurality of first bonding sections extending parallel to each other along a first direction intersecting the longitudinal direction; and a plurality of second bonding sections extending parallel to each other along a second direction intersecting the longitudinal direction and the first direction, and each intersecting at least one of the first bonding sections . two sheets which are opposed to each other; and a plurality of elastic elements each disposed between the sheets to extend along the longitudinal direction in such a manner as to be stretchable in the longitudinal direction, wherein: the sheets are bonded together in a plurality of bonding sections , each of the bonding sections being configured to continuously extend along a line intersecting the longitudinal direction and to intersect the plurality of elastic elements ; and each of the elastic elements is bonded to the sheets at intersection points with the bonding sections , characterized in that the bonding sections are comprising: a plurality of first bonding sections extending parallel to each other along a first direction intersecting the longitudinal direction; and a plurality of second bonding sections extending parallel to each other along a second direction intersecting the longitudinal direction and the first direction, and each intersecting at least one of the first bonding sections . the sheets are bonded together in a plurality of bonding sections , each of the bonding sections being configured to continuously extend along a line intersecting the longitudinal direction and to intersect the plurality of elastic elements ; and each of the elastic elements is bonded to the sheets at intersection points with the bonding sections , characterized in that the bonding sections are comprising: a plurality of first bonding sections extending parallel to each other along a first direction intersecting the longitudinal direction; and a plurality of second bonding sections extending parallel to each other along a second direction intersecting the longitudinal direction and the first direction, and each intersecting at least one of the first bonding sections . a plurality of first bonding sections extending parallel to each other along a first direction intersecting the longitudinal direction; and a plurality of second bonding sections extending parallel to each other along a second direction intersecting the longitudinal direction and the first direction, and each intersecting at least one of the first bonding sections . <EOS>