Reviews
This section presents the game records of 9 × 9 Go with full annotation. The best moves in these games were checked by KataGo (v1.12.4; b18nbts550; >200 visits per move) run on iPhone 11 Pro Max (iOS 15.5) with A Master of Go (v6.0.1). KataGo is the strongest superhuman 9 × 9 Go player at the time of this study. A much weaker version of KataGo (KataTest) topped the chart of Go Quest in 2019, which was undefeated in the 93-game experiment and has been the only invincible on Go Quest.
9 × 9 Go Games
| Year | Player | Rank | Annotation |
|---|---|---|---|
| 1968 | Miyamoto Naoki | 8p | A1 |
| 1968 | Go Seigen | 9p | A2 |
| 2000 | Takemiya Masaki | 9p | A3 |
| 2000 | Yuki Satoshi | 9p | A4 |
| 2001 | Cho Hunhyun | 9p | A5 |
| 2013 | Iyama Yuta | 9p | A6 |
| 2019 | KataTest | 9d | A7 |
| 2023 | Crazy Stone | 5d | A8 |