This trade name 'Yojiya' was derived from toothbrushes called 'Yoji' which were sold in the store as one of its primary products at that time, when 'Yojiya-san' became the store's nickname familiar to many people.
当時、扱っている主力商品のひとつである歯ブラシが「楊枝」と呼ばれており、「楊枝屋さん楊枝屋さん」という愛称で親しまれ、よーじやという店名のきっかけとなった。