His children were Takayasu KUKI (first son), Takayori KUKI (second son), Takamura KUKI (third son), Takasada KUKI (fourth son), Takamoto KUKI (fifth son), a daughter (a lawful wife of Naoyuki NAGAI, later a lawful wife of Nagatoshi ASAI), another daughter (a wife of Yorihisa SUWA [諏訪頼寿]), and another daughter (keishitsu [second wife] of Motoyasu HANABUSA).
子に九鬼隆恭（長男）、九鬼隆由（次男）、九鬼隆邑（三男）、九鬼隆貞（四男）、九鬼隆許（五男）、娘（永井直行正室のち浅野長寿正室）、娘（諏訪頼寿室）、娘（花房職雍継室）。