Kao Corporation

Yasuhiro Nakano

Kenji Ando

Kenichi Sato

Takuaki Harada

Disclosed is a composite sheetcomposed of a substantially flat lower fibrous sheetand an upper fibrous sheetbonded to the lower fibrous sheet. The upper fibrous sheetis three-dimensionally textured with a number of projectionsand a number of depressioneach of which is located between every adjacent two of the projections. The projectionsand the depressionsalternate in both a first direction of the composite sheetand a second direction perpendicular to the first direction. Each projectionhas a pair of opposing first wallsparallel to the first direction and a pair of opposing second wallsparallel to the second direction. The basis weight of the first wallsis different from that of the second walls

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Tochigi, Japan

Yasuhiro Nakano