According to the other historical materials, the execution date is diversified such as on May 3 (The Baishoron [literally, the argument about Japanese plum and pine; a Japanese historical epic written in the mid-fourteenth century] and a family register of deaths of Renge-ji Temple), in May (Horyakukanki [A History Book of the 14th century in Japan]) and in June.
他の史料では3月21日（梅松論・蓮花寺過去帳）、4月（保暦間記）、5月など時期が一致しないものが多い。