To provide a clay tile roofing method capable of guaranteeing ten years' no-flow from the execution of construction work by fixing the upper and lower parts of each roof tile with a roof tile stopping nail or a roof tile stopper of a special shape having no fear that the roof tiles are blown off by gale of a typhoon or the like, or the roof tiles slide down due to a strong earthquake, and removing the broken roof tile to fit a new roof tile, fixing the new roof tile, and having a snow guard function.

The roof tile stopping nail 4 of a special shape is formed by an upright part 41, an arm part 42 and a hook part 43, the upright part 41 is passed through a nail hole 31 provided in the upper end of the roof tile and nailed to a horizontal batter 2, and simultaneously the lower end of the next upper roof tile is clamped by the arm part 42 and the hook part 43. The lower both side edges of each roof tile is stopped by the roof tile stopping nail 6 of a special shape is formed by an upright part 61, an arm part 62 and a hook part 63.