Sayaka Ishii

Where the 1562.7 rating comes from

From 17 matches played between 19 September 2022 and 16 November 2026, 15 of them rated, and from them alone. Every line below was written at computation time: nothing is recomputed to show this page.

How to read this

On the right: the change this match produced, then the value before → after. A line's arrival value is the next line's starting value, down to the starting rating given to every newcomer. A ±0.0 is a counted match that did not move the rating, a walkover for instance.

17 matches, from the most recent to the first

beaten by Yulia Putintseva 1–2
16/11/26 · WTA 500 2026 · Qualifying — Qualifying competition · detail
−7.71570.4 → 1562.7
beat Kyoka Okamura 2–0
16/11/26 · WTA 500 2026 · Qualifying — First round · detail
+9.61560.8 → 1570.4
beaten by Mary Stoiana 0–2
16/11/26 · WTA 250 2026 · Qualifying — Qualifying competition · detail
−12.21573.1 → 1560.8
beat Elina Avanesyan 1–0
16/11/26 · WTA 250 2026 · Qualifying — First round · retirement · detail
±0.01573.1 → 1573.1
beaten by Emma Raducanu 0–2
20/03/25 · WTA 1000 2025 · First round · detail
−6.31579.4 → 1573.1
beat Zeynep Sönmez 2–1
21/10/24 · WTA 500 2024 · Second round · detail
+14.01565.4 → 1579.4
beat Sara Saito 2–0
21/10/24 · WTA 500 2024 · First round · detail
+23.51541.9 → 1565.4
beat Sae Noguchi 2–0
21/10/24 · WTA 500 2024 · Qualifying — First round · detail
+22.71519.2 → 1541.9
beat Clara Tauson 2–1
21/10/24 · WTA 500 2024 · Qualifying — Qualifying competition · detail
+37.41481.9 → 1519.2
beaten by Diana Shnaider
21/10/24 · WTA 500 2024 · Quarterfinals · walkover · detail
±0.01481.9 → 1481.9
beaten by Kimberly Birrell 1–2
14/10/24 · WTA 250 2024 · Qualifying — First round · detail
−18.61500.4 → 1481.9
beat Saisai Zheng 2–0
19/08/24 · WTA 250 2024 · Qualifying — First round · detail
+33.21467.2 → 1500.4
beat Elvina Kalieva 2–0
19/08/24 · WTA 250 2024 · Qualifying — Qualifying competition · detail
+26.61440.6 → 1467.2
beaten by Kateřina Siniaková 1–2
19/08/24 · WTA 250 2024 · First round · detail
−6.81447.4 → 1440.6
beaten by Bernarda Pera 0–2
18/03/24 · WTA 1000 2024 · Qualifying — First round · detail
−8.71456.1 → 1447.4
beaten by Harriet Dart 1–2
25/09/23 · WTA 500 2023 · Qualifying — First round · detail
−13.61469.7 → 1456.1
beaten by Ellen Perez 0–2
19/09/22 · WTA 500 2022 · Qualifying — First round · detail
−30.31500.0 → 1469.7

Only the matches the source publishes appear; what is missing is listed. The source gives the day, not the hour: two matches on the same day are ordered by a reproducible rule, which is not necessarily the real order.