Swimming at the 2015 World Aquatics Championships – Men's 400 metre individual medley : ウィキペディア英語版
Swimming at the 2015 World Aquatics Championships – Men's 400 metre individual medley
The 400 metre individual medley competition of the swimming events at the 2015 World Aquatics Championships was held on 9 August with the heats and the final.〔(Start list )〕 ==Records== Prior to the competition, the existing world and championship records were as follows.