I played with dolls until I was 15. My mother encouraged it because my older sister got married when she was 15, so Mom thought that the longer I stayed with dolls, the better.
Younger players in this music often turn out to be middle aged; it is not a young music.
The fishes are also employed for the same purpose on any yard, which happens to be sprung or fractured. Thus their form, application, and utility are exactly like those of the splinters applied to a broken limb in surgery.