South Africa | New South Wales | South Korea | South Australia | South America | South Carolina | 2008 Summer Olympics | 2012 | 2012 Summer Olympics | Korea | North Korea | 2012 ATP Challenger Tour | 1984 Winter Olympics | 1996 Summer Olympics | 2004 Summer Olympics | South Dakota | 1992 Summer Olympics | 2000 Summer Olympics | 1984 Summer Olympics | 1988 Summer Olympics | 1968 Summer Olympics | University of New South Wales | South Island | 1972 Summer Olympics | South India | 1976 Summer Olympics | South Park | 2010 Winter Olympics | South Vietnam | 1920 Summer Olympics |
Ji was selected in the South Korea squad for the 2012 Olympic Games.
On August 3, 2012 in the pool round, Hoshina was drawn against Kim Sung-Min of South Korea who had previously beaten him at the 2011 World Judo Championships and the 2011 Asian Judo Championships.