A recording and/or reproducing apparatus, a recording and/or reproducing method, and an information storage medium, wherein the recording and/or reproducing apparatus includes: a writing and/or reading unit writing data to or reading data from an information storage medium having one or more information recording layers; and a control unit controlling the writing and/or reading unit to write the data to the information storage medium by referring to one or more disk information structures including recording related parameter information corresponding to recording characteristics of the information storage medium, and recording characteristic information to which the recording related parameters are applied. According to the apparatus and method, parameters of recording characteristics appropriate to a recording and/or reproducing apparatus and compatibility between different specifications can be achieved.