Ryōichi Sekiya
# Ryōichi Sekiya

Ryōichi Sekiya (關家 良一, Sekiya Ryōichi, born 12 February 1967) is a Japanese ultramarathon and marathon runner from Sagamihara, Kanagawa. He is the current Asian record holder of the 24-hour run with the distance of 274.884 km (170.805 mi), which he achieved in 2007 at Soochow International Ultra-Marathon. He is a four-time IAU 24 Hour World Championship winner, which makes him the athlete with the most wins in the event.

Other notable wins of Sekiya include eight wins at the IAU-endorsed Soochow International Ultra-Marathon held in Taipei. He first won the event in 2001, and won in seven consecutive years in 2005, 2007, 2008, 2009, 2010, 2011, and 2012 (there was no event in 2006).

Sekiya won the 153 miles (246 km) Spartathlon Ultra Race in Greece in 2002 and 2009.

## International competitions

| Year | Competition | Venue | Position | Event | Notes |
| - | - | - | - | - | - |
| Representing Japan ||||||
| 2008 | World Championships | Seoul, Korea | 1st | 24-hour run | 273.366 kilometres (169.862 mi) |
| 2007 | World Championships | Drummondville, Canada | 1st | 24-hour run | 263.562 kilometres (163.770 mi) |
| 2006 | World Championships | Taipei, Taiwan | 1st | 24-hour run | 272.936 kilometres (169.595 mi) |
| 2004 | World Championships | Brno, Czech Republic | 1st | 24-hour run | 269.085 kilometres (167.202 mi) |
| 2003 | World Championships | Uden, Netherlands | 2nd | 24-hour run | 267.223 kilometres (166.045 mi) |
