World Oza

The Toyota-Denso Cup - World Oza was an international Go competition, sponsored by auto maker Toyota and parts manufacturer Denso.

Outline

The World Oza, sponsored by ToyotaDenso of Japan, was regarded as the newest international tournament, the first sponsored by a Japanese company.

32 players were invited from the following countries/regions:

• 10 from Japan
• 7 from China
• 7 from South Korea
• 1 from Chinese Taipei
• 3 from Europe
• 2 from North America
• 3 from the rest of Asia/Oceania/Africa
• 1 from South America

The tournament was held every 2 years. The first rounds were knockouts, and the final match is a best-of-three. The winner's purse is 30,000,000 Yen ($285,000) and a new Toyota car that is worth almost 10,000,000 Yen ($95,000).

As of June 16, 2009, the Nihon Ki-in has confirmed that the Toyota & Denso Cup World Go Oza has been canceled by the sponsors.

Winners & runners-up

Year	Nat.	Winner	Score	Nat.	Runner-up
2002-2003		Lee Chang-ho	1–0		Chang Hao
2004-2005		Lee Sedol	2–1
2006-2007			2–1		Cho U
2008-2009		Gu Li	2–0		Piao Wenyao