Ключевые слова: 2020, 400 meters, athlete, athletics, competition, distances, feet, field, final, games, glycolysis, hard light, japan, legs, line, male, man, men, motion, outdoor, people, race, real, run, runner, running, shadow, short, shorts, speed, spikes shoes, sport, sprint, sprinter, sprinting, square, stadium, start, summer, sun noon, tight, tokyo, track, world,