Some scholars are skeptical of Kume's existence as the record lacks his name despite the fact that he played a dramatic part in the battle and there remain no records about commendation for him after the war.
劇的な活躍をした人物なのに名が欠けていること、戦後に来目を賞する記事が見えないことから、来目の実在を疑う学者がいる。