Swimmer profile
Ryosuke Kobayashi
Male15-16CSP TideridersOZ · CENTRAL
SeasonUSA Swimming season runs Sept – Aug
Event
2019–20
2020–21
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free SCY
—
—
28.39
27.67
▲ 0.72
25.49
▲ 2.18
25.39
▲ 0.10
25.02
▲ 0.37
100 Free SCY
—
1:15.63
1:05.69
▲ 9.94
1:01.90
▲ 3.79
56.49
▲ 5.41
59.45
▼ 2.96
53.40
▲ 6.05
200 Free SCY
—
—
2:21.60
—
2:04.47
▲ 17.13
2:00.46
▲ 4.01
1:57.05
▲ 3.41
500 Free SCY
—
—
6:30.02
6:00.69
▲ 29.33
5:40.80
▲ 19.89
5:27.79
▲ 13.01
5:18.97
▲ 8.82
50 Back SCY
48.49
—
37.07
▲ 11.42
—
—
—
27.79
▲ 9.28
100 Back SCY
—
—
1:10.09
1:06.87
▲ 3.22
1:02.70
▲ 4.17
1:00.00
▲ 2.70
58.62
▲ 1.38
200 Back SCY
—
—
—
—
2:13.65
2:13.22
▲ 0.43
2:10.51
▲ 2.71
50 Breast SCY
—
46.98
37.46
▲ 9.52
—
—
—
—
100 Breast SCY
—
—
1:30.31
1:22.01
▲ 8.30
1:14.27
▲ 7.74
—
—
200 Breast SCY
—
—
—
2:51.55
2:37.86
▲ 13.69
2:43.83
▼ 5.97
—
50 Fly SCY
—
—
34.08
—
—
—
—
200 Fly SCY
—
—
—
2:59.07
—
—
—
100 IM SCY
1:40.18
—
1:10.49
▲ 29.69
—
—
—
—
200 IM SCY
—
—
—
2:33.12
2:17.84
▲ 15.28
2:14.00
▲ 3.84
2:10.49
▲ 3.51
400 IM SCY
—
—
—
—
—
4:48.08
—
Improvement<0.5s0.5–2s2–5s5s+Slower
📊 All Attempts by Event
Chronological history of every recorded swim. Click an event to expand its attempt list.