This Ryusa netsuke was carved from walrus tusk, its diameter is 7.1 cm, its thickness is 2.7 cm.
Kappa is a child drowned by an oversight of adults, a child doomed to stay in the dusk of lakes,
without love, care, a child offended by everyone and everything, therefore in Japanese mythology
all Kappa are very evil and harmful creatures, if Kappa is given the opportunity drag someone to
the bottom, it will be so.