烏羽玉

Noun

 * 1) peyote

Etymology
Shift from, with the initial n- or m- dropping off.

The part, normally read as karasuba, literally “crow wings”, is compared to the color of the seed.

Noun

 * 1)  the seed of blackberry lily, notable for being jet-black
 * 2) a Japanese sweet made with  wrapped in red bean paste, and sprinkled with white sugar
 * : peyote