PURPOSE: To provide a paper container for liquid with an easy-to-open drink port which can be easily unsealed for use without damaging an appearance of the container.

CONSTITUTION: In a paper container for liquid with a drink port made of a laminate material 10, a ring-like heat-seal lacquer layer 20 is formed on an outermost layer 12 face on an outer peripheral part of a circumference of a drink port 140 of the laminate material 10, while a sealing sheet 30 having an unsealing tab 31 is heat-fused to the heat-seal lacquer layer 20 to seal the drink port 140.