Sukemasa IRIE, who assumed office as Palace staff for Emperor Showa, was the adopted son-in-law of Toyoya IWASAKI (in other words, grandson-in-law of Junzo GO and Yataro IWASAKI), and the businessman Katsutaro IWASAKI was the first son of Toyoya (in other words, grandson of Junzo and Yataro).
昭和天皇の侍従を務めた入江相政は岩崎豊弥の娘婿（すなわち郷純造及び岩崎弥太郎の義理の孫）であり、実業家の岩崎勝太郎は豊弥の長男（従って純造及び弥太郎の孫）である。