This letter has often been quoted as an anecdote to show Ekei's insight because he forecasted the downfall of Nobunaga ODA and the strong showing of his follower, Hideyoshi TOYOTOMI, and as a result his expectations were proved to be correct.
織田信長の転落と、その家臣の豊臣秀吉の躍進を予想し、結果的にそれが的中したことで恵瓊の慧眼を示す逸話としてよく引き合いに出される。