Examples include MINAMOTO no Koreshige and his younger brother; Koreshige's father, MINAMOTO no Noboru, was a son of MINAMOTO no Toru, but Koreshige was adopted by Emperor Koko and his younger brother was adopted by Emperor Koko's son, MINAMOTO no Koretsune, and therefore they do not have the single-character names that are characteristic of the Saga-Genji.
源是茂と弟の源衆望がそうであり、是茂の実父は源融の子の源昇だが、光孝天皇の養子となったためであり、衆望も光孝天皇の子、源是恒の養子となったために嵯峨源氏特有の一字名ではない。