# 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.

## Challenger tournament

| Round of 16 | Round of 16 | Quarter-finals | Quarter-finals | | Semi-finals | Semi-finals | | Final | Final |
| 26 April | 26 April | | | | | | |
| Mimura Yomoyasu (B) | L | | | | | | |
| Mimura Yomoyasu (B) | L | 14 June | 14 June | | | | | |
| Imamura Toshiya (W) | W+R | 14 June | 14 June | | | | |
| Imamura Toshiya (W) | W+R | Imamura Toshiya (W) | L | | | | |
| 10 May | 10 May | | Imamura Toshiya (W) | L | | | | |
| 10 May | 10 May | Yuki Satoshi (B) | B+6.5 | | | | |
| Cho Chikun (B) | L | Yuki Satoshi (B) | B+6.5 | | | | |
| Cho Chikun (B) | L | | | | 11 August | 11 August | | |
| Yuki Satoshi (W) | W+R | | | | 11 August | 11 August | |
| Yuki Satoshi (W) | W+R | | | | Yuki Satoshi (B) | L | |
| 17 May | 17 May | | | | | Yuki Satoshi (B) | L | |
| 17 May | 17 May | | | | Iyama Yuta (W) | W+R | |
| Yamada Kimio (B) | B+1.5 | | | | Iyama Yuta (W) | W+R | |
| Yamada Kimio (B) | B+1.5 | 30 July | 30 July | | | | | |
| Kiyonari Tetsuya (W) | L | 30 July | 30 July | | | | |
| Kiyonari Tetsuya (W) | L | Yamada Kimio (W) | L | | | | |
| 3 May | 3 May | | Yamada Kimio (W) | L | | | | |
| 3 May | 3 May | Iyama Yuta (B) | B+R | | | | |
| Iyama Yuta (B) | B+R | Iyama Yuta (B) | B+R | | | | |
| Iyama Yuta (B) | B+R | | | | | | | 13 September | 13 September |
| Kono Rin (W) | L | | | | | | | 13 September | 13 September |
| Kono Rin (W) | L | | | | | | | Hane Naoki (B) | L |
| 10 May | 10 May | | | | | | | | Hane Naoki (B) | L |
| 10 May | 10 May | | | | | | | Iyama Yuta (W) | W+R |
| Sakai Hideyuki (W) | W+5.5 | | | | | | | Iyama Yuta (W) | W+R |
| Sakai Hideyuki (W) | W+5.5 | 19 July | 19 July | | | | | | |
| Mochizuki Kenichi (B) | L | 19 July | 19 July | | | | | | |
| Mochizuki Kenichi (B) | L | Sakai Hideyuki (W) | L | | | | | | |
| 14 June | 14 June | | Sakai Hideyuki (W) | L | | | | | | |
| 14 June | 14 June | Tsuruyama Atsushi (B) | B+25.5 | | | | | | |
| Tsuruyama Atsushi (W) | W+11.5 | Tsuruyama Atsushi (B) | B+25.5 | | | | | | |
| Tsuruyama Atsushi (W) | W+11.5 | | | | 20 August | 20 August | | | | |
| Yamashita Keigo (B) | L | | | | 20 August | 20 August | | | |
| Yamashita Keigo (B) | L | | | | Tsuruyama Atsushi (B) | L | | | |
| 3 May | 3 May | | | | | Tsuruyama Atsushi (B) | L | | | |
| 3 May | 3 May | | | | Hane Naoki (W) | W+R | |
| Kim Sujun (W) | W+R | | | | Hane Naoki (W) | W+R | |
| Kim Sujun (W) | W+R | 26 July | 26 July | | | | | |
| Yoda Norimoto (B) | L | 26 July | 26 July | | | | |
| Yoda Norimoto (B) | L | Kim Sujun (W) | L | | | | |
| 5 July | 5 July | | Kim Sujun (W) | L | | | | |
| 5 July | 5 July | Hane Naoki (B) | B+R | | | | |
| Hane Naoki (B) | B+R | Hane Naoki (B) | B+R | | | | |
| Ri Ishu (W) | 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 | | |