PROBLEM TO BE SOLVED: To provide a hard candy which obtains brittleness and unlikeliness of attaching to teeth.SOLUTION: The inventor has found out that the water content makes a great impact on brittleness and unlikeliness of attaching to teeth when glucose is used as a main material as a result of various studies and experiments. Based on the finding, the hard candy contains glucose as a main material and contains 1.5 wt.% or less moisture.