Ranking history updated: 2026-03-17 04:30 UTC
Toshiharu Kato ATP Ranking History
Toshiharu Kato's ATP ranking history, with year-by-year summaries plus every available weekly rank, age and points snapshot.
Latest Rank
1,538
Latest date
Jun 28, 2010
Career high
823
Career-high date
Oct 11, 2004
Career-high points
11
Points-high date
Oct 11, 2004
Best year-end
848
Weeks at #1
0
Coverage: 620 distinct observed ranking weeks, Jul 27, 1998–Jun 28, 2010. Available-week totals may undercount careers where historical snapshots are missing. Weeks at No. 1 counts available snapshots.
Select a legend item to show or hide that series. Focus the chart and use the left and right arrow keys to inspect ranking snapshots.
| Season | Date | Week | Age | Rank | Points |
|---|---|---|---|---|---|
| 1998 | Dec 7 | 50 | — | #1,266 | 2 |
| 1998 | Nov 30 | 49 | — | #1,273 | 2 |
| 1998 | Nov 23 | 48 | — | #1,342 | 1 |
| 1998 | Nov 16 | 47 | — | #1,348 | 1 |
| 1998 | Nov 9 | 46 | — | #1,325 | 1 |
| 1998 | Nov 2 | 45 | — | #1,324 | 1 |
| 1998 | Oct 26 | 44 | — | #1,322 | 1 |
| 1998 | Oct 19 | 43 | — | #1,320 | 1 |
| 1998 | Oct 12 | 42 | — | #1,320 | 1 |
| 1998 | Oct 5 | 41 | — | #1,295 | 1 |
| 1998 | Sep 28 | 40 | — | #1,304 | 1 |
| 1998 | Sep 21 | 39 | — | #1,301 | 1 |
| 1998 | Sep 14 | 38 | — | #1,309 | 1 |
| 1998 | Sep 7 | 37 | — | #1,338 | 1 |
| 1998 | Aug 31 | 36 | — | #1,338 | 1 |
| 1998 | Aug 24 | 35 | — | #1,329 | 1 |
| 1998 | Aug 17 | 34 | — | #1,330 | 1 |
| 1998 | Aug 10 | 33 | — | #1,325 | 1 |
| 1998 | Aug 3 | 32 | — | #1,332 | 1 |
| 1998 | Jul 27 | 31 | — | #1,332 | 1 |