The present invention provides a non-woven fabric which is suitable for surface layer, back layer sheet or side wrinkle part of high flexibility of absorbent articles used in sanitary materials, and has less hot-melt penetration and can maintain High process stability and productivity. The long-fiber non-woven fabric of the present invention is a long-fiber non-woven fabric containing a thermoplastic resin, characterized in that the contact area ratio of at least one surface of the non-woven fabric is 30% or more and 60% or less, and the ratio of the minimum unevenness to the thickness of the nonwoven fabric is 15 % Above 50%.本發明提供如下一種不織布：其適於衛生材料中使用之吸收性物品之柔軟性高之表層片材、背層片材或側皺褶部，且熱熔劑之透印較少，而且可維持較高之製程穩定性、生產性。本發明之長纖維不織布係包含熱塑性樹脂之長纖維不織布，其特徵在於：該不織布之至少一表面之接觸面積率為30%以上60%以下，且最小凹凸差相對於該不織布厚度之比率為15%以上50%以下。
