During the Heian period, there was another Yumiya called suzume koyumi (sparrow short bow, very short bow) which was used as a toy for children, and the name of suzume was regarded to show small things or children.
同じ平安時代には雀小弓（すずめこゆみ）といって子供の玩具としての弓矢があり、雀という名称は小さいことや子供を示すとされる。