As described above, because he was a foster brother to Yodo-dono, it is likely that their relationship was extremely close; however, with the decline of the fortune of the Toyotomi family and the accompanying 'futility of ruin,' it can also be thought that the rumors of the sin of adultery were created with a view to casting him as an evil person (from a Confucian sense of resignation).
前述の通り、淀殿の乳兄弟に当たるために両者の仲が極めて親密であったことと、豊臣家を滅ぼした「亡国の徒」として、彼を（儒教の観念から）悪人たらしめる為に姦通という罪をでっち上げるという意味合いから噂されたものと考えられる。