Ranking history updated: 2026-03-17 04:30 UTC
Shinichi Sakamoto ATP Ranking History
Shinichi Sakamoto's ATP ranking history, with year-by-year summaries plus every available weekly rank, age and points snapshot.
Latest Rank
1,020
Latest date
Apr 23, 1990
Career high
274
Career-high date
Dec 23, 1974
Career-high points
2
Points-high date
Jan 1, 1990
Best year-end
274
Weeks at #1
0
Coverage: 263 distinct observed ranking weeks, Nov 11, 1974–Apr 23, 1990. 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 |
|---|---|---|---|---|---|
| 1988 | Nov 28 | 48 | 34.6 | #787 | 0 |
| 1988 | Dec 12 | 50 | 34.7 | #704 | 0 |
| 1988 | Dec 19 | 51 | 34.7 | #694 | 0 |
| 1989 | Jan 9 | 2 | 34.7 | #699 | 0 |
| 1989 | Jan 16 | 3 | 34.8 | #701 | 0 |
| 1989 | Jan 30 | 5 | 34.8 | #695 | 0 |
| 1989 | Feb 13 | 7 | 34.8 | #698 | 0 |
| 1989 | Feb 20 | 8 | 34.9 | #698 | 0 |
| 1989 | Feb 27 | 9 | 34.9 | #698 | 0 |
| 1989 | Mar 6 | 10 | 34.9 | #699 | 0 |
| 1989 | Mar 13 | 11 | 34.9 | #704 | 0 |
| 1989 | Mar 20 | 12 | 34.9 | #706 | 0 |
| 1989 | Apr 3 | 14 | 35.0 | #710 | 0 |
| 1989 | Apr 17 | 16 | 35.0 | #709 | 0 |
| 1989 | Apr 24 | 17 | 35.0 | #706 | 0 |
| 1989 | May 1 | 18 | 35.0 | #710 | 0 |
| 1989 | May 8 | 19 | 35.1 | #710 | 0 |
| 1989 | May 15 | 20 | 35.1 | #706 | 0 |
| 1989 | May 22 | 21 | 35.1 | #709 | 0 |
| 1989 | May 29 | 22 | 35.1 | #710 | 0 |
| 1989 | Jun 12 | 24 | 35.2 | #813 | 0 |
| 1989 | Jun 19 | 25 | 35.2 | #808 | 0 |
| 1989 | Jun 26 | 26 | 35.2 | #808 | 0 |
| 1989 | Jul 10 | 28 | 35.2 | #804 | 0 |
| 1989 | Jul 17 | 29 | 35.3 | #822 | 0 |
| 1989 | Jul 24 | 30 | 35.3 | #822 | 0 |
| 1989 | Jul 31 | 31 | 35.3 | #842 | 0 |
| 1989 | Aug 7 | 32 | 35.3 | #845 | 0 |
| 1989 | Aug 14 | 33 | 35.3 | #858 | 0 |
| 1989 | Aug 21 | 34 | 35.3 | #859 | 0 |
| 1989 | Aug 28 | 35 | 35.4 | #867 | 0 |
| 1989 | Sep 11 | 37 | 35.4 | #865 | 0 |
| 1989 | Sep 18 | 38 | 35.4 | #858 | 0 |
| 1989 | Sep 25 | 39 | 35.4 | #851 | 0 |
| 1989 | Oct 2 | 40 | 35.5 | #857 | 0 |
| 1989 | Oct 9 | 41 | 35.5 | #864 | 0 |
| 1989 | Oct 16 | 42 | 35.5 | #873 | 0 |
| 1989 | Oct 23 | 43 | 35.5 | #868 | 0 |
| 1989 | Oct 30 | 44 | 35.5 | #878 | 0 |
| 1989 | Nov 6 | 45 | 35.6 | #888 | 0 |
| 1989 | Nov 13 | 46 | 35.6 | #881 | 0 |
| 1989 | Nov 20 | 47 | 35.6 | #867 | 0 |
| 1989 | Nov 27 | 48 | 35.6 | #865 | 0 |
| 1989 | Dec 4 | 49 | 35.6 | #865 | 0 |
| 1989 | Dec 11 | 50 | 35.7 | #1,062 | 0 |
| 1989 | Dec 18 | 51 | 35.7 | #1,055 | 0 |
| 1990 | Jan 1 | 1 | 35.7 | #1,054 | 2 |
| 1990 | Jan 8 | 2 | 35.7 | #1,051 | 2 |
| 1990 | Jan 15 | 3 | 35.8 | #1,046 | 2 |
| 1990 | Jan 22 | 4 | 35.8 | #1,046 | 2 |
| 1990 | Jan 29 | 5 | 35.8 | #1,044 | 2 |
| 1990 | Feb 5 | 6 | 35.8 | #1,044 | 2 |
| 1990 | Feb 12 | 7 | 35.8 | #1,044 | 2 |
| 1990 | Feb 19 | 8 | 35.8 | #1,042 | 2 |
| 1990 | Feb 26 | 9 | 35.9 | #1,037 | 2 |
| 1990 | Mar 5 | 10 | 35.9 | #1,033 | 2 |
| 1990 | Mar 12 | 11 | 35.9 | #1,032 | 2 |
| 1990 | Mar 19 | 12 | 35.9 | #1,032 | 2 |
| 1990 | Mar 26 | 13 | 35.9 | #1,041 | 2 |
| 1990 | Apr 2 | 14 | 36.0 | #1,041 | 2 |
| 1990 | Apr 9 | 15 | 36.0 | #1,028 | 2 |
| 1990 | Apr 16 | 16 | 36.0 | #1,015 | 2 |
| 1990 | Apr 23 | 17 | 36.0 | #1,020 | 2 |