Ito Kayoko
Ito Kayoko (伊藤加代子) has a rating of 1294, ranked 408 of 452 in professional play. Their highest rating so far is 1433 (December 17, 2015).
- 2026 record
- 0-2
- Record since 1927
- 1-15
- Win rate
- .063
The rating is calculated from published game results. It does not include any adjustment for playing Black.
Professional ratingsFind a player
Rating history — professional
The “All” view starts at 2006; earlier years are used only to warm up the calculation and are not shown.
Rating history in the women's tournaments pool (for reference)
The “All” view starts at 2006; earlier years are used only to warm up the calculation and are not shown.
Ratings in other pools
Ratings for general play and for women's tournaments are calculated independently and do not affect each other.
- Women's tournaments: 1085 (#94)
Recent games
| Date | Opponent and tournament | Result | Change |
|---|---|---|---|
| September 16, 2026 | Chujo ChihiroWomen's Meijin Preliminary as Black | Loss | ↓7 |
| January 19, 2026 | Takeda YoshinoriKisei First Tournament Preliminary Round 1 Colors unknown | Loss | ↓21 |
| November 27, 2025 | Suzukawa NatsumiSenko Cup Women's Strongest Player Preliminary Round 1 Colors unknown | Loss | ↓3 |
| October 29, 2025 | Muraoka MikaWomen's Honinbo Preliminary Round 1 Colors unknown | Loss | ↓13 |
| October 9, 2025 | Tanaka ChiekoWomen's Honinbo Preliminary Colors unknown | Win | ↑22 |
| June 12, 2025 | Tsukuda AkikoWomen's Meijin Colors unknown | Loss | ↓1 |
| January 9, 2025 | Kuwamoto ShinpeiKisei First Tournament Preliminary Round 1 Colors unknown | Loss | ↓7 |
| November 28, 2024 | Sakuramoto AyakoSenko Cup Women's Strongest Player Preliminary Round 1 Colors unknown | Loss | ↓3 |
| November 20, 2024 | Suzukawa NatsumiWomen's Honinbo Preliminary Round 1 Colors unknown | Loss | ↓4 |
| November 14, 2024 | Suzukawa NatsumiWomen's Tachiaoi Cup Preliminary Round 1 Colors unknown | Loss | ↓4 |
| November 6, 2024 | Taguchi MiseiWomen's Honinbo Preliminary Round 1 Colors unknown | Loss | ↓2 |
| June 12, 2024 | Sakakibara FumikoWomen's Meijin Colors unknown | Loss | ↓4 |
| February 21, 2024 | Son HideyoKisei First Tournament Preliminary Round 2 Colors unknown | Loss | ↓9 |
| November 30, 2023 | Kato ChieWomen's Tachiaoi Cup Preliminary Colors unknown | Loss | ↓1 |
| November 15, 2023 | Tafu KaeSenko Cup Women's Strongest Player Preliminary Round 1 Colors unknown | Loss | ↓7 |
| July 6, 2023 | Tafu KaeWomen's Meijin Colors unknown | Loss | ↓8 |
| February 9, 2023 | Matsumoto NayokoWomen's Honinbo Preliminary Round 1 Colors unknown | Loss | ↓18 |
| December 8, 2022 | Hane AyakaKisei First Tournament Preliminary Round 1 Colors unknown | Loss | ↓12 |
| November 16, 2022 | Deguchi MarikoSenko Cup Women's Strongest Player Preliminary Round 1 Colors unknown | Loss | ↓3 |
| September 29, 2022 | Tanemura SayuriWomen's Tachiaoi Cup Preliminary Round 1 Colors unknown | Loss | ↓6 |
Head-to-head
| Opponent | Total | As Black | As White |
|---|---|---|---|
| Tanaka Chieko | 2-5.286 | 1-1 | 0-0 |
| Asano Yasuko | 1-3.250 | 0-1 | 0-1 |
| Mizuno Hiromi | 0-4.000 | 0-1 | 0-0 |
| Sakakibara Fumiko | 0-4.000 | 0-1 | 0-0 |
| Tanemura Sayuri | 0-3.000 | 0-0 | 0-0 |
| Shiraishi Kyoko | 0-3.000 | 0-1 | 0-1 |
| Matsumoto Nayoko | 2-1.667 | 0-0 | 1-0 |
| Suzukawa Natsumi | 0-3.000 | 0-0 | 0-0 |
| Tsukuda Akiko | 0-2.000 | 0-1 | 0-0 |
| Tafu Kae | 0-2.000 | 0-0 | 0-0 |
Record by year
Counted by calendar year, January to December (default wins and losses are included; jigo and no-result games are not). Only games from 1927 onward are counted, so these totals do not match the career records published by the two Ki-in.
| Year | Record | Win rate |
|---|---|---|
| 2026 | 0-2 | .000 |
| 2025 | 1-4 | .200 |
| 2024 | 0-6 | .000 |
| 2023 | 0-4 | .000 |
| 2022 | 1-7 | .125 |
| 2021 | 1-5 | .167 |
| 2020 | 0-2 | .000 |
| 2019 | 0-1 | .000 |
| 2018 | 0-6 | .000 |
| 2017 | 0-5 | .000 |
| 2016 | 0-6 | .000 |
| 2015 | 0-2 | .000 |
| 2014 | 0-1 | .000 |
| 2013 | 0-1 | .000 |
| 2012 | 0-1 | .000 |
| 2011 | 0-2 | .000 |
| 2007 | 0-1 | .000 |
| 2006 | 0-1 | .000 |
| 2005 | 1-3 | .250 |
| 2004 | 1-3 | .250 |
| 2003 | 0-2 | .000 |
| 2002 | 0-1 | .000 |
| 1995 | 0-1 | .000 |
| 1994 | 0-1 | .000 |
| 1992 | 0-2 | .000 |
| 1991 | 0-2 | .000 |
| 1990 | 0-2 | .000 |
| 1989 | 1-3 | .250 |
| 1988 | 2-1 | .667 |
| 1987 | 0-1 | .000 |
| 1986 | 0-1 | .000 |
| 1985 | 0-3 | .000 |
| 1984 | 0-2 | .000 |
| 1983 | 2-1 | .667 |
| 1982 | 1-0 | 1.000 |
| 1981 | 0-1 | .000 |
| Total | 1-15 | .063 |
Calculated from games played between 1927 and 2026 (as of September 17, 2026).