This is the 4454th most frequent Japanese word.
大丸
"大丸" (Daimaru) typically refers to a Japanese department store chain or can mean "large circle" depending on context.
Here, '大丸' refers to the name of a specific department store.
大丸で買い物をしました。
I shopped at Daimaru.
In this sentence, '大丸' is used to refer to a historical tool or concept (circle mark).
江戸時代の商人が大丸を使って荷物を運びました。
Merchants in the Edo period used 'daimaru' to transport goods.
Here, '大丸' is used to refer to a circle sign, typically symbolic or conceptual.