Ugusu 【鶯巣】レベル1
Very rare
The Japanese surnames etymology dictionary.
Gifu-ken , Mie-ken · Kouchi-ken . From the name of men including back and "government" in estimation.
2022年 11月 29日 更新
Gifu-ken , Mie-ken · Kouchi-ken . From the name of men including back and "government" in estimation.
Ugusu 【鴬巣】レベル2
About 30 are variants.