 From 1743, he was given the childhood name of Matsudaira Kamejirō (亀次郎).In 1746, on the unexpected death of his elder brother, Maeda Munetoki, he became "daimyō" and was renamed Maeda Toshiyasu (); however, upon being received in formal audience by "Shōgun" Tokugawa Ieshige, he was granted a "kanji" from Ieshige's name, becoming Maeda Shigehiro.Early in his tenure, the former "ashigaru" councillor, Ōtsuki Denzō, who had risen to considerable influence and power under Maeda Yoshinori was exiled to remote Gokayama.