平方: (mathematics) The second power of a number etc.; square / 兵法: (military) strategy / 弊方: (archaic) me, mine / 兵鋒: (military) advance of an army; point of a sword / 閉包: (mathematics) closure

utmost, full power

(mathematics) the second power of a number etc., square / a square area

(military) the art of war; tactics; strategy

兵団: army corps

平年: common year

護る: to protect, to defend / to watch carefully / to abide (by rules), to observe (regulations)

(archaic) to stand watch over something, to be on the lookout for something (such as a watchman controlling entry to a place) / (archaic) to protect or defend something, to ensure that something is safe

(Classical Japanese) to be watching continuously, to be on watch repeatedly, to be on look out / (Classical Japanese) to protect something, to take care of something

(Classical Japanese) to be watching continuously, to be on watch repeatedly, to be on look out / (Classical Japanese) to protect something, to take care of something