Fuente: WIPO "tomato" An object of the present invention is to provide a hard capsule shell using calcium carbonate and having higher light-shielding ability.A hard capsule comprising a shell containing a cellulose compound and a light-shielding agent, wherein the light-shielding agent contains calcium carbonate having a median diameter by volume of 0.7 µm to 3.8 µm, and the content of the light-shielding agent in the shell is 3 to 20 mass% when the total of shell components of the hard capsule excluding moisture is set to 100 mass%.