Results for Japan in 20 kilometres Race Walk, Men

Olympic and Intercalated results only.

Games	Athlete/Team	Placement
1964 Summer Olympics	Noboru Ishiguro	23
	Kiue Kuribayashi	25
	Yasuo Naito	DQ
1968 Summer Olympics	Kazuo Saito	DNF
1976 Summer Olympics	Yoshio Morikawa	34
1988 Summer Olympics	Hirofumi Sakai	26
	Tadahiro Kosaka	47
1996 Summer Olympics	Daisuke Ikeshima	21
2000 Summer Olympics	Satoshi Yanagisawa	22
	Daisuke Ikeshima	27
2004 Summer Olympics	Takayuki Tanii	15
	Yuki Yamazaki	DNF
2008 Summer Olympics	Yuki Yamazaki	11
	Koichiro Morioka	16
	Takayuki Tanii	DQ
2012 Summer Olympics	Isamu Fujisawa	18
	Takumi Saito	25
	Yusuke Suzuki	35
2016 Summer Olympics	Daisuke Matsunaga	7
	Isamu Fujisawa	21
	Eiki Takahashi	42
2020 Summer Olympics	Koki Ikeda	2	Silver
	Toshikazu Yamanishi	3	Bronze
	Eiki Takahashi	32
2024 Summer Olympics	Koki Ikeda	7
	Yuta Koga	8
	Ryo Hamanishi	18