PURPOSE: To provide an inexpensive dish washer capable of easily executing the wash of tableware in a short time and saving water used as well.

CONSTITUTION: This dish washer is provided with a washing container 1 when a lot of washing auxiliary materials 4 in a small lump shape whose specific gravity is more than 1 and washing liquid 5 are put in and a rinsing container 2 where a lot of the washing auxiliary materials 4 in the small lump shape whose specific gravity is more than 1 are put in and water 6 is made to flow inside the container 2.