An absorbent article (1) is provided with a specific region (60) having, imparted thereto, oxytocin or an oxytocin-inducing component. An attachment member is capable of absorbing body fluid of a wearer, is detachably configured with respect to the wearable absorbent article, and is configured from a member capable of having oxytocin or the oxytocin-inducing component imparted thereto.