background (portion of an image or scene behind the main figure; portion less important than the figure) / one's personal background

Gotō Islands (an archipelago in Nagasaki Prefecture, Japan)

(anatomy) an intercostal muscle

(anatomy) an internal intercostal muscle

a genioglossus muscle

(anatomy) an infrahyoid muscle

(anatomy) an suprahyoid muscle

documentary (documentary film)

Used other than figuratively or idiomatically: see 六, ヶ所.

(history, government) the Six Guards since the early Heian period (左近衛府 (Sakon'efu, “Left Bodyguard”), 右近衛府 (Ukon'efu, “Right Bodyguard”), 左衛門府 (Saemonfu, “Left Gate Guard”), 右衛門府 (Uemonfu, “Right Gate Guard”), 左兵衛府 (Sahyōefu, “Left Soldier Guard”) and 右兵衛府 (Uhyōefu, “Right Soldier Guard”))