Nobuyoshi's real name is made up of two characters "信" (nobu) and "吉" (yoshi), the former of which was given by Nobunaga ("信長" in Japanese) ODA due to the tradition of 'henki' (granting subordinates the use of a character from the superior's real name to reward them).
諱の「信」は織田信長よりの偏諱という。