Akihiro (佐合昭浩) Sago
ID 71889
Born : 1939 Cat. M85 Ultrarunner since 1995 JPN
13
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
50
DUV-index+ ?Largest integer N such that the race distances provide at least N complete segments of N km in total. A single long race may therefore contribute several segments. See the DUV-Index tab for the detailed calculation. calculation details
2
Countries visited ?GREGreeceJPNJapan
82,5%
Rank quotient ?This runner's calculation uses 13 eligible race(s): Σ(rank − 1) = 537; Σ finishers = 651. 537 / 651 × 100 = 82.49%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed13
Km — ultra races3 053 km
> 100 km13
> 160 km12
> 200 km11
> 24h2
Longest race250,0 km
9. Sakura Michi Kokusai Nature Run — 20/4/2002

Km per year (ultra races)

2022
2023
2024
2025
2026

Race types (share of distance)

Road10,5%
Trail89,5%

Wins & podiums (ultra)

🏆 Win0
🏆 Win M0
🏅 Top 30
🏅 Top 3 M1
Longest winning streak0
Current streak0

Records

24 h171,60 km

HISTORY

13 race(s)
DateRacePerf.Rk
2002
20.04 250km JPN9. Sakura Michi Kokusai Nature Run 35:55:00 h52
2001
14.04 250km JPN8. Sakura Michi Kokusai Nature Run 35:27:00 h62
2000
29.09 245.3km GRE18. Spartathlon 35:55:23 h87
1999
31.10 24h JPNTokyo Gakugei University 24-hour experimental run 171.600 km4
24.09 245.3km GRE17. Spartathlon 35:41:34 h47
17.04 250km JPN6. Sakura Michi Kokusai Nature Run 35:49:00 h47
1998
18.04 250km JPN5. Sakura Michi Kokusai Nature Run 35:43:00 h35
21.03 24h JPNTokyo Gakugei University 24-hour experimental run 150.000 km16
1997
26.09 245.3km GRE15. Spartathlon 35:51:00 h71
19.04 250km JPN4. Sakura Michi Kokusai Nature Run 34:46:00 h34
1996
27.09 245.3km GRE14. Spartathlon 35:41:00 h53
20.04 250km JPN3. Sakura Michi Kokusai Nature Run 35:08:00 h28
1995
22.04 250km JPN2. Sakura Michi Kokusai Nature Run 35:34:00 h14