PURPOSE: To provide a sealed container for which the container main body can be sealed sealed by simply attaching a lid body to the container main body, and which is suitable for mass-production.

CONSTITUTION: A sealed container of which the opening of a container main body 21 with a ring-shape, being equipped with a hollow part 22 at the center, a lid body 24 with the same ring-shape to seal the container main body 21 is attached, an annular groove is formed at a location on the lid body 24, which corresponds to the opening 23 of the container main body 21. Then, the outer edge 25a of the annular groove is bonded to an outer peripheral surface 23a of the opening, and at the same time, the inner edge 25b is bonded to the inner peripheral surface 23b of the opening, and the opening 23 of the container main body 21 is pinched by the annular groove 25 of the lid body 24. Also, ring-shaped necks 28, 29 are formed on the outer periphery of the container main body 21, and the leading end of the outer edge 25a is made to bite into the necks 28 and 29.