Etymology and distribution of ビィイル.

Byiiru* 【ビィイル】^{レベル1
Very rare}  The Japanese surnames etymology dictionary.

Yamagata-ken . 曽根 surname. Yamagata-ken Yonezawa-shi Marunouchi was in the Edo period in the clan of the Yonezawa clan in the clan office. 曽根 Sone reference.