As for the shape of tassel, there are several basic patterns such as kashiratsuki tassel (literally, tassel with a head), kiri tassel (cutting tassel), yori tassel (getting together tassel), yotsumehimo tassel (four-eyed string tassel), kiku tassel (or Brahma tassel, chrysanthemum tassel) and Rikyu tassel (or temari ball tassel) but depending on craftsmen, these could be further broken down.
房の形は頭付房、切房、撚房、四ツ目紐房、菊房（梵天房）、利休房（手毬房）などがあり、職人によって更に細かい種類がある。