Although a concubine (Bairi) of Icchu gave birth to a son (Kazukiyo NAKAMURA), he was not recognized as an heir, in view of the time when a Matsugo yoshi (adopted as a son on one's deathbed) was not accepted and also in view of the fact that he was not received in audience by Shogun and not obtained Shogun's acknowledgment.
一忠の側室(梅里)が男子(中村一清)を産んでいるが、末期養子の認められない時代であり、また、将軍に拝謁を済ませるなど認知を受けてもおらず、跡目としては認められなかった。