domestic distribution in the East China Sea; China is distributed in Japan, the same bay, etc. 
morphological characteristics
large individuals, 30-830 mm in size. The body is a bad shape, from top to bottom, gradually narrowed, to the last end expansion into spherical shape and has a ram. Many fine holes in the table, there is a vast cavity internally. The cavity wall is composed of a flat cell. The bone needle is a silicon, which is mostly five-plasma or six places. The water ditch is a ditch type. The flage room is large. The body color change is related to the environment, and there is a lavender color during life.
Living habits
Living in the deep sea, inhabit in the sea of 360-1000 meters deep. In the vast central cavity, there is often a pair of shrimps living, with their camp life, old white head, in the water flow of sponge cell whip, is a rich microorganism to form food bubbles, supplying it.
Reproductive mode
is divided into both sexual and neutral type, wherein the bud ball formed by the hazardous reproduction can be surprised by severe winter or drought, and develop a new individual in a suitable environment. .
Main use
In Japan, it is often made of specimens. When we celebrates the festive, it will give new people as a gift, and wish you love and white.