Career
Outdoor
3000 metres – 9:15.9 (Kyoto 2006)
5000 metres – 15:23.80 (Yamaguchi 2011)
10,000 metres – 31:53.69 (Kobe 2014)
10 kilometres – 32:26 (Okayama 2010)
Half marathon – 1:11:58 (Kyoto 2009).
西原加純
Outdoor
3000 metres – 9:15.9 (Kyoto 2006)
5000 metres – 15:23.80 (Yamaguchi 2011)
10,000 metres – 31:53.69 (Kobe 2014)
10 kilometres – 32:26 (Okayama 2010)
Half marathon – 1:11:58 (Kyoto 2009).