Etymology and distribution of 新樂.

Niira 【新樂】^{レベル1
Very rare}  The Japanese surnames etymology dictionary.

Niigata-ken Jouetsu-shi . 藤巻 surname yes. There is an example of using "wisteria" as a monk in the Kamakura period and Shinran of the founder of Jodo Shin Budo tells Fujiwara's descendant. Niigata-ken Jouetsu-shi Meiji New surname by monk of Nishi Ruzhi of Jodo Shin Buddhist in Yamabe - ku, Itakura-ku. 藤原 Fujiwara reference.