Red blood cell storage container (10) includes: a container body made of a resin composition consisting of at least one of: polyolefin polymer, polyamide polymer, polyurethane polymer, polystyrene polymer, polybutadiene polymer, polyester polymer, fluoropolymer, polycarbonate polymer, polyacrylic polymer, and polysulfone polymer; and a coating part formed on an inner surface of the coating body and made of diamond-like carbon.