Oteai
- 大手合（大手合，日本在围棋院生之间举行的选拔赛，相当于段位赛，于2003年被日本棋院废止）
Oteai
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abstract:
The was a tournament used in Japan, by the Nihon Ki-in and Kansai Ki-in, to determine the ranking of its go professionals on the dan scale. It was instituted in the 1920s soon after the Ki-in was set up in 1924.
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WordNet