The problem of the present invention is to provide a composition capable of imparting rich and continuous kokumi taste to a food or drink, which does not mask the top aroma and/or flavor of the food or drink, and does not cut the last aroma and/or flavor. A composition containing a kokumi taste-imparting substance and 1-octen-3-ol and/or 1-octen-3-one, for imparting kokumi taste to a food or drink.本發明之課題係提供不遮蔽飲食品最高的香氣及/或風味,並且不中斷最後的香氣及/或風味,可對飲食品賦予濃厚且具有持續性之濃郁味的組成物。含有濃郁味賦予物質以及1-辛烯-3-醇及/或1-辛烯-3-酮之使用於賦予飲食品濃郁味的組成物。