Daishi was a relatively high rank among ranks given meritorious vassals of Jinshin, however there is no description of HOSHIKAWA no Maro in the article of the Jinshin War in Nihonshoki, therefore how well he had performed is unknown.
大紫は壬申の功臣の中でも高い位だが、書紀の壬申の乱のくだりに星川麻呂の名は見えないので、どのような活躍をしたかは不明である。