Nobunaga awarded 33,000 goku of Fuchu, Echizen Province to the Fuchu sannin shu, Narimasa, Toshiie MAEDA and Mitsuharu FUWA as Katsuie's Yoriki (mounted warrior who belonged to a general in the Sengoku period) and Narimasa built the Komaru-jo Castle to use as the headquarters.
その与力として成政・前田利家・不破光治の3人（府中三人衆）に越前府中3万3000石を与え、成政は小丸城を築いて居城とした。