To provide a structure of a fossa pot having air permeability and favorable moisture-proof characteristics, a large storage space, and a reduced volume occupied by a bone vessel itself.SOLUTION: This pot includes a pot body 1, an upper lid 2 and a bottom seat 3, which comprises an outer wall surface 11 defined on the outside of the pot main body 1 and an inner wall surface 11 And the defined inner wall surface 12 and the outer wall surface 11 and the inner wall surface 12 draw the same curve so that the wall thickness of the wall of the pot main body 1 is made uniform and the upper end surface , A first opening is formed and a second opening communicating with the first opening is formed in the bottom surface of the pot main body 1, the upper lid 2 is provided in the first opening of the pot main body 1, the bottom surface The seat 3 is provided in the second opening of the pot main body 1.(FIG.【課題】通気性と好ましい防湿特性を有し、かつ収納空間が広く、骨壺自体の占める体積を縮小した骨壺の構造を提供する。【解決手段】壺本体1と、上蓋2と、底面座3とを具えてなり、該壺本体1は、該壺本体1の外側に定義される外壁面11と、該壺本体1の内側に定義される内壁面12とを具え、かつ該外壁面11と該内壁面12とが同一の曲線を描き、該壺本体1の壁の肉厚を均一とするとともに、該壺本体1の上端面には第1開口を形成し、該壺本体1の底面に該第1開口に連通する第2開口を形成してなり、該上蓋2を該壺本体1の該第1開口に設け、該底面座3を該壺本体1の該第2開口に設ける。【選択図】図4
