noun, noun or participle which takes 'suru'
running backwards; backward running
Refers to the physical act of moving backward while running, often as an exercise or drill.
陸上部の練習で背走を取り入れた。
We incorporated backward running into the track team's practice.
彼は背走しながらボールをキャッチした
He caught the ball while running backwards.
noun, noun or participle which takes 'suru'
running while looking back; running with head turned
Describes running forward while turning the head or upper body to look behind, not actually moving backward. Less common than sense 1.
追いかけてくる相手を気にして、彼は背走しながら何度も振り返った。
Worried about the person chasing him, he kept looking back while running forward.