Takako (古山孝子) Furuyama
Born : 1953 Cat. W70 Ultrarunner since 2001 JPN
74
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
122
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
7
Countries visited ?CANCanadaFINFinlandGREGreeceITAItalyJPNJapanKORSouth KoreaTPETaiwan
34,1%
Rank quotient ?This runner's calculation uses 86 eligible race(s): Σ(rank − 1) = 5 739; Σ finishers = 16 819. 5 739 / 16 819 × 100 = 34.12%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed183
Km — ultra races21 170 km
> 100 km55
> 160 km49
> 200 km38
> 24h10
> 48h1
Longest race4 487,0 km

Km per year (ultra races)

423
3 races
2022
575
4 races
2023
253
2 races
2024
2 119
3 races
2025
2026

Race types (share of distance)

Road49,2%
Trail17,0%
Stage30,9%
?2,9%

Wins & podiums (ultra)

🏆 Win0
🏆 Win F12
🏅 Top 33
🏅 Top 3 F29
Longest winning streak0
Current streak0

HISTORY

118 race(s) · 64 stage(s) nested · 9 split(s) nested
DateRacePerf.Rk
2025
21.11 103km JPN19th Nagasaki Tachibana Gulf Coast Super Maranic 103 18:42:14 h111
01.11 80km JPN9th Santo Ultra Maranic - Hanshin Course 13:17:00 h18
12.09 49km ITATranseuropalauf 2025 41. Etappe Cesenatico - San Marino 11:03:00 h34
03.09 48km ITATranseuropalauf 2025 32. Etappe Reschen - Schlanders 11:00:00 h34
01.09 48km LUXTranseuropalauf 2025 30. Etappe Dalaas - Pians 12:30:00 h37
31.08 64km AUTTranseuropalauf 2025 29. Etappe Lustenau - Dalaas 14:30:00 h35
30.08 50km GERTranseuropalauf 2025 28. Etappe Friedrichshafen - Lustenau 11:10:00 h46
29.08 65km GERTranseuropalauf 2025 27. Etappe Engen-Welschingen - Friedrichshafen 14:55:00 h34
28.08 66km GERTranseuropalauf 2025 26. Etappe Schramberg - Engen 14:37:00 h32
27.08 59km GERTranseuropalauf 2025 25. Etappe Offenburg - Schramberg 12:15:00 h33
26.08 53km FRATranseuropalauf 2025 24. Etappe Hochfelden - Offenburg 11:19:00 h26
25.08 64km FRATranseuropalauf 2025 23. Etappe Sarralbe - Hochfelden 13:40:00 h28
24.08 61km FRATranseuropalauf 2025 22. Etappe Boulay-Moselle - Sarralbe 11:58:00 h26
23.08 50km FRATranseuropalauf 2025 21. Etappe Thionville-Diedenhofen - Boulay-Moselle 8:29:00 h23
22.08 53km LUXTranseuropalauf 2025 20. Etappe Simmern - Thionville-Diedenhofen 9:05:00 h25
21.08 66km BELTranseuropalauf 2025 19. Etappe Libramont-Chevigny - Simmern 10:59:00 h26
20.08 58km FRATranseuropalauf 2025 18. Etappe Givet - Libramont-Chevigny 9:31:00 h25
19.08 72km BELTranseuropalauf 2025 17. Etappe Eghezee - Givet 12:01:00 h27
18.08 50km BELTranseuropalauf 2025 16. Etappe Bekkevoort - Eghezee 8:09:00 h27
17.08 km58 BELTranseuropalauf 2025 15. Etappe Zutendaal - Bekkevoort 10:45:00 h30
16.08 53km GERTranseuropalauf 2025 14. Etappe Karken - Zutendaal 8:29:00 h28
15.08 57km GERTranseuropalauf 2025 13. Etappe Walbeck - Karken 10:00:00 h29
14.08 53km GERTranseuropalauf 2025 12. Etappe Isselburg-Werth - Walbeck 9:30:00 h28
13.08 66km GERTranseuropalauf 2025 11. Etappe Gronau - Isselburg-Werth 11:59:00 h31
12.08 61km GERTranseuropalauf 2025 10. Etappe Twist-Bült - Gronau 10:52:00 h30
11.08 61km GERTranseuropalauf 2025 9. Etappe Rhede - Twist-Bült 8:54:00 h25
10.08 50km GERTranseuropalauf 2025 8. Etappe Leer - Rhede 8:30:00 h31
09.08 56km GERTranseuropalauf 2025 7. Etappe Jever - Leer 8:42:00 h33
08.08 54km GERTranseuropalauf 2025 6. Etappe Stadtland - Jever 7:58:00 h28
07.08 55km GERTranseuropalauf 2025 5. Etappe Oerel - Stadtland 8:02:00 h25
06.08 56km GERTranseuropalauf 2025 4. Etappe Glückstadt - Oerel 7:58:00 h29
05.08 53km GERTranseuropalauf 2025 3. Etappe Meldorf - Glückstadt 8:23:00 h35
04.08 58km GERTranseuropalauf 2025 2. Etappe Hattstedt - Meldorf 8:36:00 h29
03.08 54km GERTranseuropalauf 2025 1. Etappe Flensburg - Hattstedt 8:35:00 h35
04.05 173km JPN19th Nagasaki Tachibana Gulf Coast Super Maranic 173 33:35:46 h68
2024
19.10 80km JPN8th Santo Ultra Maranic - Hanshin Course 12:52:00 h19
04.05 173km JPN18th Nagasaki Tachibana Gulf Coast Super Maranic 173 34:04:49 h58
2023
21.10 80km JPN7th Santo Ultra Maranic - Hanshin Course 12:31:00 h11
03.05 173km JPN17th Nagasaki Tachibana Gulf Coast Super Maranic 173 32:17:30 h41
09.04 100km JPN6th Lake Biwa Kaizu Sakura Maranic - 100 km 16:10:00 h6
10.02 48h TPE12th Taipei 48hr Ultra Marathon 222.383 km46
2022
21.11 103km JPN16th Nagasaki Tachibana Gulf Coast Super Maranic 103 18:39:10 h67
29.10 170km JPN9th Setouchi Angya - 170 km 30:11:00 h25
09.04 150km JPN5th Lake Biwa Kaizu Sakura Maranic - 150 km 25:01:00 h7
2021
06.11 170km JPN8th Setouchi Angya 2021 - 170 km 29:24:00 h7
09.10 80km JPN5th Santo Ultra Maranic - Hanshin Course 12:40:00 h8
11.04 52km JPN4th Lake Biwa Kaizu Sakura Maranic - 52 km 6:44:00 h10
2018
01.12 80km JPN3rd Santo Ultra Maranic - Keihan Course 9:36:00 h2 🥈
28.09 246km GRE36. Spartathlon 35:24:29 h196
30.04 514km JPN14th River Road Foot Race 514 km 5d 04:12:56 h45
2017
02.12 80km JPN2nd Santo Ultra Maranic - Keihan Course 10:19:00 h3 🥉
02.05 250km JPN29. Yamaguchi 100 Hagi-O-Kan Maranic 250 km 44:03:25 h76
25.02 24h FINX Endurance 24 h Ultrarun Helsinki 176.908 km18
2016
03.12 200km JPN1st Santo Ultra Maranic (Three City Miyako Course) 31:46:00 h10
30.09 246km GRE34. Spartathlon 36:00:30 h232
02.05 250km JPN28. Yamaguchi 100 Hagi-O-Kan Maranic 250 km 42:09:40 h57
27.02 24h FINIX Endurance 24 h Ultrarun Helsinki 168.590 km41
2015
20.11 400km JPN2. Okinawa Hontō survival run 2d 22:47:22 h6
17.10 100km JPN6th Inagawa 100km Ultra-Marathon 11:05:46 h14
25.09 246km GRE33. Spartathlon 35:54:23 h172
02.05 250km JPN27. Yamaguchi 100 Hagi-O-Kan Maranic 250 km 41:30:56 h42
18.04 250km JPN22. Sakura Michi Kokusai Nature Run 35:40:53 h97
2014
01.11 217km JPN1st Setouchi Angya 2014 35:44:54 h16
26.09 245.3km GRE32. Spartathlon 35:44:32 h188
02.05 250km JPN26. Yamaguchi 100 Hagi-O-Kan Maranic 250 km 42:25:11 h65
18.04 250km JPN21. Sakura Michi Kokusai Nature Run 35:40:39 h88
08.02 292km/3stages JPNOkinawa Hontō 3 days stage race 37:44:18 h2 🥈
2013
27.09 245.3km GRE31. Spartathlon 34:17:24 h71
02.05 250km JPN25. Yamaguchi 100 Hagi-O-Kan Maranic 250 km 37:33:52 h20
19.04 250km JPN20. Sakura Michi Kokusai Nature Run 35:48:00 h66
23.02 24h FINVI Endurance 24 h Ultrarun Helsinki 167.171 km31
2012
05.08 77km JPN19. Ultramarathon Okumusashi 8:09:12 h161
25.02 24h FINV Endurance 24 h Ultrarun Helsinki 110.029 km87
2011
30.09 245.3km GRE29. Spartathlon 34:29:37 h81
07.08 77km JPN18. Ultramarathon Okumusashi 7:30:32 h98
10.07 8h JPN17th 8-Hour Endurance Race Tokorozawa 61.674 km41
16.04 250km JPN18. Sakura Michi Kokusai Nature Run 34:46:00 h58
05.03 203km JPN1st Little Edo Oedo 200k 32:55:58 h22
2010
01.08 77km JPN17. Ultramarathon Okumusashi 8:13:44 h152
30.04 520km JPN6th River Road Foot Race 520 km 4d 13:27:10 h5
17.04 250km JPN17. Sakura Michi Kokusai Nature Run 34:36:00 h56
2009
25.09 245.3km GRE27. Spartathlon 35:19:28 h111
12.09 24h JPN4th Jingu Gaien 24 Hour Challenge 208.585 km10
02.08 75km JPN16. Ultramarathon Okumusashi 7:59:25 h222
19.04–21.06 4487km/64stages ITATranseuropalauf 2009 Bari-Nordkap 22d 01:06:05 h20
2008
18.10 24h KORIAU 24h WC Seoul 196.631 km74
06.07 8h JPN14th 8-Hour Endurance Race Tokorozawa 71.412 km27
30.04 522km JPN4th River Road Foot Race 522 km 4d 15:49:45 h6
19.04 250km JPN15. Sakura Michi Kokusai Nature Run 31:20:00 h17
2007
22.12 24h JPN2nd Jingu Gaien 24 Hour Challenge 182.988 km7
28.09 245.3km GRE25. Spartathlon 35:37:47 h104
05.08 75km JPN14. Ultramarathon Okumusashi 9:26:27 h344
28.07 24h CANIAU 24h WC 24 Drummondville 204.566 km39
16.06 100km JPN11th Kamoshika Mountain Village Tour 16:20:23 h12
27.05 50km JPNOSJ Hakone 50K 10:39:41 h225
21.04 250km JPN14. Sakura Michi Kokusai Nature Run 31:03:00 h24
2006
09.12 24h JPN1st Jingu Gaien 24 Hour Challenge 208.000 km8
29.09 245.3km GRE24. Spartathlon 31:40:31 h22
13.08 75km JPN13. Ultramarathon Okumusashi 7:32:26 h73
17.06 106km JPN10th Kamoshika Mountain Village Tour 19:27:49 h7
22.04 250km JPN13. Sakura Michi Kokusai Nature Run 32:13:00 h25
2005
30.09 245.3km GRE23. Spartathlon 34:10:56 h55
07.08 75km JPN12. Ultramarathon Okumusashi 7:58:12 h86
18.06 114km JPN9th Kamoshika Mountain Village Tour 20:46:06 h9
23.04 250km JPN12. Sakura Michi Kokusai Nature Run 32:33:00 h29
2004
01.10 245.3km GRE22. Spartathlon 34:43:03 h44
29.08 52km JPN46. Tsurunuma 52 km 4:49:58 h31
02.05 250km JPN16. Yamaguchi 100 Hagi-O-Kan Maranic 250 km 45:50:30 h105
04.04 100km JPN45. Tsurunuma 100 km 10:36:57 h15
2003
25.10 71.5km JPN11th Hasetsune Cup - Japan Mountain Endurance Race 17:38:37 h443
24.08 52km JPN44. Tsurunuma 52 km 7:23:01 h49
22.06 100km JPN3rd Nichinan Orochi 100 km Marathon 10:37:29 h19
06.04 52km JPN43. Tsurunuma 52 km 4:50:00 h9
2002
12.10 71.5km JPN10th Hasetsune Cup - Japan Mountain Endurance Race 17:47:39 h347
25.08 52km JPN42. Tsurunuma 52 km 5:33:40 h22
07.04 100km JPN41. Tsurunuma 100 km 10:38:51 h14
2001
06.10 71.5km JPN9th Hasetsune Cup - Japan Mountain Endurance Race 18:23:05 h317
02.09 52km JPN40. Tsurunuma 52 km 5:13:37 h33