The Bosai Cup is an invitational Go competition consisting of one player each from China

China

Chinese civilization may refer to:* China for more general discussion of the country.* Chinese culture* Greater China, the transnational community of ethnic Chinese.* History of China* Sinosphere, the area historically affected by Chinese culture...

, Japan

Japan

Japan is an island nation in East Asia. Located in the Pacific Ocean, it lies to the east of the Sea of Japan, China, North Korea, South Korea and Russia, stretching from the Sea of Okhotsk in the north to the East China Sea and Taiwan in the south...

, and 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...

.

Outline

The tournament consists of three players. One of the three players is given a bye. The remaining two players play a match, with the winner progressing to the final. The loser of the first match plays the player with the bye, with the winner of this match progressing to the final. The winner of the first match then plays the winner of the second match to decide the winner of the title.

Iyama Yuta, representing Japan

Japan

Japan is an island nation in East Asia. Located in the Pacific Ocean, it lies to the east of the Sea of Japan, China, North Korea, South Korea and Russia, stretching from the Sea of Okhotsk in the north to the East China Sea and Taiwan in the south...

, was the winner of 1st Bosai Cup

1st Bosai Cup

-Participants:The top players from China, Japan, and South Korea were invited to Chongqing to take part in an invitational tournament.*China: Gu Li, 9p and World Meijin.*Japan: Iyama Yuta, 9p, Meijin and Judan....

 - the first edition, defeating Gu Li

Gu Li

Gu Li is a Chinese professional Go player.- Biography :Gu Li is currently the #1 ranked Chinese player by the Zhongguo Qiyuan. He became a pro in 1994 when he was only 12. In 2006, he won the 10th LG Cup and became the youngest Chinese player to ever win a major international title; as a result,...

 in the final.

Past winners and runners-up

Year	Winner	Runner-up	Third place
2011 1st Bosai Cup -Participants:The top players from China, Japan, and South Korea were invited to Chongqing to take part in an invitational tournament.*China: Gu Li, 9p and World Meijin.*Japan: Iyama Yuta, 9p, Meijin and Judan....	Iyama Yuta	Gu Li Gu Li Gu Li is a Chinese professional Go player.- Biography :Gu Li is currently the #1 ranked Chinese player by the Zhongguo Qiyuan. He became a pro in 1994 when he was only 12. In 2006, he won the 10th LG Cup and became the youngest Chinese player to ever win a major international title; as a result,...	Lee Sedol Lee Sedol Lee Sedol is a South Korean professional Go player of 9-dan rank.-Biography:Many regard Lee Sedol as one of the strongest players of all time. Lee was born in Korea in 1983 and studied at the Hanguk Kiwon. He ranks third in career titles with 37, behind Cho Hunhyun and Lee Chang-ho...