60th Ōza
The 60th Oza was one of the main Go tournaments in 2012. The initial tournament began on 26 April 2012 and concluded on 13 September 2012 When Iyama Yuta went undefeated. Yuta went on to challenge then Oza title holder, Cho U, defeating him in three rounds between 25 October 2012 and 22 November 2012.[1]
Challenger tournament
| Round of 16 | Quarter-finals | Semi-finals | Final | |||||||||||
| 26 April | ||||||||||||||
| Mimura Yomoyasu | L | |||||||||||||
| 14 June | ||||||||||||||
| Imamura Toshiya | W+R | |||||||||||||
| Imamura Toshiya | L | |||||||||||||
| 10 May | ||||||||||||||
| Yuki Satoshi | B+6.6 | |||||||||||||
| Cho Chikun | L | |||||||||||||
| 11 August | ||||||||||||||
| Yuki Satoshi | W+R | |||||||||||||
| Yuki Satoshi | L | |||||||||||||
| 17 May | ||||||||||||||
| Iyama Yuta | W+R | |||||||||||||
| Yamada Kimio | B+1.5 | |||||||||||||
| 30 July | ||||||||||||||
| Kiyonari Tetsuya | L | |||||||||||||
| Yamada Kimio | L | |||||||||||||
| 3 May | ||||||||||||||
| Iyama Yuta | B+R | |||||||||||||
| Iyama Yuta | B+R | |||||||||||||
| 13 September | ||||||||||||||
| Kono Rin | L | |||||||||||||
| Hane Naoki | L | |||||||||||||
| 10 May | ||||||||||||||
| Iyama Yuta | W+R | |||||||||||||
| Sakai Hideyuki | W+5.5 | |||||||||||||
| 19 July | ||||||||||||||
| Mochizuki Kenichi | L | |||||||||||||
| Sakai Hideyuki | L | |||||||||||||
| 14 June | ||||||||||||||
| Tsuruyama Atsushi | B+25.5 | |||||||||||||
| Tsuruyama Atsushi | W+11.5 | |||||||||||||
| 20 August | ||||||||||||||
| Yamashita Keigo | L | |||||||||||||
| Tsuruyama Atsushi | L | |||||||||||||
| 3 May | ||||||||||||||
| Hane Naoki | W+R | |||||||||||||
| Kim Sujun | W+R | |||||||||||||
| 26 July | ||||||||||||||
| Yoda Norimoto | L | |||||||||||||
| Kim Sujun | L | |||||||||||||
| 5 July | ||||||||||||||
| Hane Naoki | B+R | |||||||||||||
| Hane Naoki | B+R | |||||||||||||
| Ri Ishu | L | |||||||||||||
Finals
| Player | Round 1 | Round 2 | Round 3 | Round 4 | Round 5 |
|---|---|---|---|---|---|
| Date & Location | 25 October, Taipei, Taiwan | 27 October, Taipei Taiwan | 22 November, Kobe, Japan | 3 December, Izunokuni, Japan | 13 December, Yokohama, Japan |
| Cho U (Oza) | |||||
| Yuta Iyama (Honinbo) | W+7.5 | B+R | W+R |
References
- Kazuki Kamizuru (2012). "60th Oza-sen". Go to Everyone!. Retrieved 10 September 2022.
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