Running on International Women's Day at yesterday's Nagoya Women's Marathon , debuting 2019 National Corporate Half Marathon champion Sayaka Sato (Sekisui Kagaku) became the 50th Japanese woman in history to run under 2:26, finishing 5th in 2:23:27. Below are all 50 and their 119 performances that collectively make up the top end of women's sport in Japan. Mizuki Noguchi 2:19:12, Berlin 2005 2:21:18, Osaka Int'l 2003 2:21:37, Tokyo Int'l 2007 2:24:05, Nagoya 2013 2:24:14, Paris 2003 2:25:33, Nagoya 2012 2:25:35, Nagoya 2002 Yoko Shibui 2:19:41, Berlin 2004 2:21:22, Chicago 2002 2:23:11, Osaka Int'l 2001 2:23:42, Osaka Int'l 2009 2:23:58, Nagoya 2006 2:25:02, Nagoya 2012 2:25:51, Tokyo Int'l 2008 Naoko Takahashi 2:19:46, Berlin 2001 2:21:47, Bangkok 1998 2:21:49, Berlin 2002 2:22:19, Nagoya 2000 2:23:14, Sydney 2000 2:24:39, Tokyo Int'l 2005 2:25:48, Nagoya 1998 Mao Ichiyama 2:20:29, Nagoya 2020 2:24:33, T...