a Chinese red-headed centipede (Scolopendra subspinipes mutilans)

(obsolete) round the clock / (obsolete) all the time

year-round

round the clock / all the time

one-hundred fires and one-hundred hits: making the mark every time

(anatomy) a middle scalene muscle

(anatomy) a middle pharyngeal constrictor

(figuratively) a narrow world view based on limited experience

(figuratively) being carefree and unaware of an imminent danger

(lit. one eye, two legs/feet, three courage, four power) "first, eyes, second, feet, third, courage, fourth, power". The essentials of [kendo] in descending order of importance