Toshihiko Seko is a Japanese

Japanese people

The are an ethnic group originating in the Japanese archipelago and are the predominant ethnic group of Japan. Worldwide, approximately 130 million people are of Japanese descent; of these, approximately 127 million are residents of Japan. People of Japanese ancestry who live in other countries...

 long-distance runner, a world-class marathon competitor in the 1980s. He represented his native country at the 1984

Athletics at the 1984 Summer Olympics - Men's marathon

These are the official results of the Men's Marathon at the 1984 Summer Olympics in Los Angeles, California, held on Sunday August 12, 1984. The race started on 17.00h local time. A total number of 78 athletes completed the race, with Dieudonné LaMothe from Haiti finishing in last position in...

 and the 1988 Summer Olympics

1988 Summer Olympics

The 1988 Summer Olympics, officially known as the Games of the XXIV Olympiad, were an all international multi-sport events celebrated from September 17 to October 2, 1988 in Seoul, South Korea. They were the second summer Olympic Games to be held in Asia and the first since the 1964 Summer Olympics...

 in Seoul

Seoul

Seoul , officially the Seoul Special City, is the capital and largest metropolis of South Korea. A megacity with a population of over 10 million, it is the largest city proper in the OECD developed world...

, South Korea

South Korea

The Republic of Korea , , is a sovereign state in East Asia, located on the southern portion of the Korean Peninsula. It is neighbored by the People's Republic of China to the west, Japan to the east, North Korea to the north, and the East China Sea and Republic of China to the south...

.

Seko's notable marathon wins include Fukuoka Marathon

Fukuoka Marathon

The , held in Fukuoka, Japan, is an international men's marathon race established in 1947. It is usually held on the first Sunday in December.The course record is held by Tsegaye Kebede of Ethiopia, running 2:05:18 in 2009 to best his own record from the previous year.-Men's winners:Winners of the...

 (1978–1980, 1983), Boston Marathon

Boston Marathon

The Boston Marathon is an annual marathon hosted by the U.S. city of Boston, Massachusetts, on Patriots' Day, the third Monday of April. Begun in 1897 and inspired by the success of the first modern-day marathon competition in the 1896 Summer Olympics, the Boston Marathon is the world's oldest...

 (1981, 1987), London Marathon

London Marathon

The London Marathon is one of the biggest running events in the world, and one of the five top world marathons that make up the World Marathon Majors competition, which has a $1 million prize purse. It has been held each spring in London since 1981. The race is currently sponsored by Virgin Money,...

 (1986) and Chicago Marathon

Chicago Marathon

The Bank of America Chicago Marathon is a major marathon held yearly in Chicago in Cook County, Illinois, United States. Alongside the Boston, New York, London and Berlin Marathons, it is one of the five World Marathon Majors. Thus, it is also an IAAF Gold Label race...

 (1986).

On March 22, 1981 Seko set world records at 25,000 m (1:13:55.8) and 30,000 m (1:29:18.8). The records stood for 30 years, until they were broken by Moses Mosop

Moses Mosop

Moses Cheruiyot Mosop is a Kenyan middle and long distance athlete. He competed for Kenya at the 2004 Olympic Games and went on to take 10,000 metres bronze at the 2005 World Championships in Athletics...

 in June 2011. On April 20, 1981, Seko shaved one second off Bill Rodgers

Bill Rodgers

William or Bill Rodgers may refer to:*William Rodgers, Baron Rodgers of Quarry Bank , British politician*Bill Rodgers , American marathon runner*Bill Rodgers , American MLB player...

 course record at the Boston Marathon.

, Seko is a coach at the S & B Foods Track Team, and a member of the Tokyo 2016 Olympics Advisory Panel.

He serves on the Tokyo Metropolitan Government Board of Education

Tokyo Metropolitan Government Board of Education

The Tokyo Metropolitan Government Board of Education is the board of education in Tokyo, Japan. The board manages the individual school systems within the metropolis. The board also directly manages all of the public high schools in Tokyo...

 from December 21, 2007.

Achievements

Representing
1978	Fukuoka Marathon Fukuoka Marathon The , held in Fukuoka, Japan, is an international men's marathon race established in 1947. It is usually held on the first Sunday in December.The course record is held by Tsegaye Kebede of Ethiopia, running 2:05:18 in 2009 to best his own record from the previous year.-Men's winners:Winners of the...	Fukuoka, Japan	1st	Marathon	2:10:21
1979	Fukuoka Marathon Fukuoka Marathon The , held in Fukuoka, Japan, is an international men's marathon race established in 1947. It is usually held on the first Sunday in December.The course record is held by Tsegaye Kebede of Ethiopia, running 2:05:18 in 2009 to best his own record from the previous year.-Men's winners:Winners of the...	Fukuoka, Japan	1st	Marathon	2:10:35
1980	Fukuoka Marathon Fukuoka Marathon The , held in Fukuoka, Japan, is an international men's marathon race established in 1947. It is usually held on the first Sunday in December.The course record is held by Tsegaye Kebede of Ethiopia, running 2:05:18 in 2009 to best his own record from the previous year.-Men's winners:Winners of the...	Fukuoka, Japan	1st	Marathon	2:09:45
1981	Boston Marathon Boston Marathon The Boston Marathon is an annual marathon hosted by the U.S. city of Boston, Massachusetts, on Patriots' Day, the third Monday of April. Begun in 1897 and inspired by the success of the first modern-day marathon competition in the 1896 Summer Olympics, the Boston Marathon is the world's oldest...	Boston, United States	1st	Marathon	2:09:26
1983	Tokyo Marathon	Tokyo, Japan	1st	Marathon	2:08:38
	Fukuoka Marathon Fukuoka Marathon The , held in Fukuoka, Japan, is an international men's marathon race established in 1947. It is usually held on the first Sunday in December.The course record is held by Tsegaye Kebede of Ethiopia, running 2:05:18 in 2009 to best his own record from the previous year.-Men's winners:Winners of the...	Fukuoka, Japan	1st	Marathon	2:08:52
1984	Olympic Games Athletics at the 1984 Summer Olympics At the 1984 Summer Olympics in Los Angeles, 41 events in athletics were contested, 24 events by men and 17 by women. There were a total number of 1273 participating athletes from 124 countries.-Men's events:-Women's events:...	Los Angeles, United States Los Angeles, California Los Angeles , with a population at the 2010 United States Census of 3,792,621, is the most populous city in California, USA and the second most populous in the United States, after New York City. It has an area of , and is located in Southern California...	14th	Marathon	2:14:13
1986	London Marathon London Marathon The London Marathon is one of the biggest running events in the world, and one of the five top world marathons that make up the World Marathon Majors competition, which has a $1 million prize purse. It has been held each spring in London since 1981. The race is currently sponsored by Virgin Money,...	London, United Kingdom	1st	Marathon	2:10:02
	Chicago Marathon Chicago Marathon The Bank of America Chicago Marathon is a major marathon held yearly in Chicago in Cook County, Illinois, United States. Alongside the Boston, New York, London and Berlin Marathons, it is one of the five World Marathon Majors. Thus, it is also an IAAF Gold Label race...	Chicago Chicago Chicago is the largest city in the US state of Illinois. With nearly 2.7 million residents, it is the most populous city in the Midwestern United States and the third most populous in the US, after New York City and Los Angeles... , United States United States The United States of America is a federal constitutional republic comprising fifty states and a federal district...	1st	Marathon	2:08:27
1987	Boston Marathon Boston Marathon The Boston Marathon is an annual marathon hosted by the U.S. city of Boston, Massachusetts, on Patriots' Day, the third Monday of April. Begun in 1897 and inspired by the success of the first modern-day marathon competition in the 1896 Summer Olympics, the Boston Marathon is the world's oldest...	Boston, United States	1st	Marathon	2:11:50
1988	Lake Biwa Marathon Lake Biwa Marathon The held in Otsu, Shiga, is one of the prominent Japanese marathon races of the year. It is a male only competition and has IAAF Gold Label status. First held in 1946 and having taken place every year since then, it is Japan's oldest annual marathon race...	Ōtsu, Japan Otsu, Shiga is the capital city of Shiga, Japan. The city was founded on October 1, 1898. As of October 1, 2010, the city has an estimated population of 338,629 with an average age of 40.7 years and a population density of 905.28 persons per km²...	1st	Marathon	2:12:41
	Olympic Games Athletics at the 1988 Summer Olympics At the 1988 Summer Olympics in Seoul a total number of 42 events in athletics were contested: 24 by men and 18 by women. There were a total number of 1617 participating athletes from 149 countries.-Men's events:...	Seoul, South Korea	9th	Marathon	2:13:41