1st Igo Masters Cup
# 1st Igo Masters Cup

The 1st Igo Masters Cup began on 24 February and ended on 23 July 2011. Eleven players participated: Kobayashi Koichi (Honorary Kisei, Meijin, and Gosei), Kudo Norio (Tengen 1997, Oza 1977), Rin Kaiho (Honorary Tengen), Kataoka Satoshi (Tengen 1982, 1983), Hane Yasumasa (Oza 1990), Ishida Yoshio (24th Honinbo), Takemiya Masaki (Meijin, Honinbo, and Judan), Cho Chikun (25th Honinbo, Honorary Meijin), O Rissei (Kisei, Judan, and Oza), Kobayashi Satoru (Kisei, Gosei 1995), Otake Hideo (Honorary Gosei).

Kobayashi Koichi, Ishida Yoshio, Takemiya Masaki, Cho Chikun, and Otake Hideo were given first round byes.

## Tournament

| Quarter-finals | Quarter-finals | Semi-finals | Semi-finals | | Final | Final |
| - | - | - | - | - | - | - |
| 24 March | 24 March | | | |
| Kobayashi Koichi | 1 | | | |
| Kobayashi Koichi | 1 | 25 June | 25 June | | |
| Rin Kaiho | 0 | 25 June | 25 June | |
| Rin Kaiho | 0 | Kobayashi Koichi | 1 | |
| 24 March | 24 March | | Kobayashi Koichi | 1 | |
| 24 March | 24 March | Ishida Yoshio | 0 | |
| Kataoka Satoshi | 0 | Ishida Yoshio | 0 | |
| Ishida Yoshio | 1 | | | | | |
| Ishida Yoshio | 1 | | | | Kobayashi Koichi | 0 |
| 31 March | 31 March | | | | | Kobayashi Koichi | 0 |
| 31 March | 31 March | | | | Cho Chikun | 1 |
| Takemiya Masaki | 0 | | | | Cho Chikun | 1 |
| Takemiya Masaki | 0 | 25 June | 25 June | | | |
| Cho Chikun | 1 | 25 June | 25 June | | | |
| Cho Chikun | 1 | Cho Chikun | 1 | | | |
| 21 April | 21 April | | Cho Chikun | 1 | | | |
| 21 April | 21 April | Kobayashi Satoru | 0 | |
| Kobayashi Satoru | 1 | Kobayashi Satoru | 0 | |
| Otake Hideo | 0 | | | |
