Terukazu (鈴木輝一) Suzuki

Born : 1981 Cat. M45 Ultrarunner since 2012

DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.

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

Countries visited ?

Germany

Hong Kong

Japan

South Korea

Malaysia

Taiwan

17,1%

Rank quotient ?This runner's calculation uses 85 eligible race(s): Σ(rank − 1) = 7 647; Σ finishers = 44 614. 7 647 / 44 614 × 100 = 17.14%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed85

Km — ultra races8 079 km

> 100 km6

Longest race140,0 km

26. Yamaguchi 100 Hagi-O-Kan Maranic 140 km — 3/5/2014

Km per year (ultra races)

200

2022

100

2023

2024

100

2025

2026

Race types (share of distance)

Road94,9%

Trail5,1%

Wins & podiums (ultra)

🏆 Win1

🏆 Win M1

🏅 Top 33

🏅 Top 3 M4

Longest winning streak1

Current streak0

Records

50 km4h39'04 100 km8h38'40

HISTORY

85 race(s)

Date		Race	Perf.	Rk
2025
14.12	100km	6th Tobishima Ultra Marathon	12:08:41 h	55
2023
10.12	100km	4th Tobishima Ultra Marathon	10:45:14 h	18
2022
17.07	100km	2nd Yamaguchi Hagi Return	15:15:18 h	63
08.05	100km	26th 100 km Ultramarathon Ako Seaside Park	11:58:58 h	23
2020
11.10	100km	24th 100 km Ultramarathon Ako Seaside Park	11:53:47 h	29
2019
08.12	100km	2nd Tobishima Ultra Marathon	9:17:52 h	7
29.09	100km	3rd Yasaka Ultra Marathon in Hamada - 100 km	10:31:20 h	4
28.07	100km	9th North Okhotsk 100 km Marathon	8:57:18 h	4
09.06	100km	3rd Koyasan and Ryujin-Onsen 100 km Ultra Marathon	11:29:27 h	55
02.06	100km	2nd Nanto 100 km Ultramarathon	9:25:51 h	11
19.05	100km	7th Tokyo Shibamata 100 km	9:35:49 h	83
12.05	100km	26th Ebisu-Daikoku 100 km Marathon	10:34:19 h	66
13.04	102km	5th Okuizumo Ultra Orochi 100km Tooashi	9:49:10 h	20
24.03	100km	1st Ibaraki 100k Ultra Marathon	8:49:43 h	25
17.02	50km	1st Fast100 ultra - Fast 50 km	5:10:18 h	16
2018
21.10	100km	24th River Shimanto 100km	9:24:00 h	82
16.09	100km	9th Akiota Yajirushi Marathon 100km	10:44:40 h	36
22.07	100km	8th North Okhotsk 100 km Marathon	8:47:15 h	4
27.05	100km	25th Ebisu-Daikoku 100 km Marathon	10:28:30 h	29
14.04	100km	3rd Chuoshui River 100 km Ultramarathon	12:46:58 h	14
2017
16.12	100km	1st Shancheng 100 km Ultramarathon	9:28:28 h	2 🥈
30.09	100km	4. Penang 100 km Challenge	12:05:53 h	3 🥉
23.07	100km	7th North Okhotsk 100 km Marathon	8:38:40 h	4
11.06	100km	13th Iwate Ginga 100km Marathon Challenge	13:05:32 h	774
06.05	100km	4. WHEW100	9:28:17 h	13
26.03	100km	13th Izu Oshima Ultra 100 km	10:49:02 h	23
08.01	100km	2nd Yakushima Ultramarathon	9:15:00 h	1 🏆
2016
18.12	100km	1st Okinawa 100km Ultramarathon	8:46:20 h	5
16.10	100km	22nd River Shimanto 100km	8:43:57 h	39
02.10	100km	1st Iki 100 km Ultra Marathon	9:49:55 h	9
25.09	100km	26. Akita Nairiku 100km Marathon	8:49:58 h	17
11.09	100km	1st Koyasan and Ryujin-Onsen 100 km Ultra Marathon	10:45:49 h	31
31.07	100km	6th North Okhotsk 100 km Marathon	8:47:59 h	5
16.07	100km	9th OSJ Ontake 100km Ultra Trail	11:47:58 h	64
19.06	100km	11. Okinoshima 100km Ultra Marathon	9:02:01 h	11
12.06	100km	5th Hida Takayama 100 km Ultramarathon	10:36:14 h	152
29.05	100km	23rd Ebisu-Daikoku 100 km Marathon	8:49:53 h	13
23.04	100km	15th Jeju City 100 km	9:41:30 h	5
16.04	102km	2nd Okuizumo Ultra Orochi 100km Tooashi	11:58:28 h	41
27.03	100km	2nd Osaka Yodogawa 100 km Ultra Marathon	8:44:55 h	7
17.01	100km	26th Miyako 100 km Ultramarathon	9:28:19 h	17
2015
21.11	103km	Tachibana Bay Coast 100 Ultra Marathon	13:35:58 h	37
18.10	100km	21st River Shimanto 100km	8:53:29 h	35
27.09	100km	25. Akita Nairiku 100km Marathon	8:51:45 h	24
20.09	100km	15th Tango 100 km Ultramarathon	12:25:16 h	622
13.09	100km	3rd 100 km Ultramarathon Hakusan-Shirakawago	12:39:45 h	223
29.08	100km	KISO Great Traverse 100 km Ultra Marathon	11:30:46 h	64
26.07	100km	5th North Okhotsk 100 km Marathon	9:12:00 h	15
21.06	100km	10. Okinoshima 100km Ultra Marathon	9:33:51 h	28
06.06	100km	25th Aso Caldera Super Marathon 100 km	10:29:09 h	158
31.05	100km	22nd Ebisu-Daikoku 100 km Marathon	9:37:41 h	37
17.05	100km	21st Yatsugatake Nobeyama 100 km	12:19:09 h	473
26.04	100km	17. Okukumano 100 km Ultramarathon	11:43:52 h	74
19.04	100km	25th Fuji 5 Lakes 100 km Challenge	9:28:04 h	56
29.03	100km	1st Osaka Yodogawa 100 km Ultra Marathon	8:48:49 h	25
15.03	100km	1st Nagoura Marathon 100 km	13:34:09 h	100
11.01	100km	25th Miyako 100 km Ultramarathon	9:53:21 h	44
2014
22.11	60km	1st Kiso-Sansen 60 km Ultra-Marathon	5:33:30 h	90
12.10	100km	10th Echigo Kubikino 100km Ultramarathon	10:24:16 h	166
28.09	100km	17th Muraoka 100 km Ultra Marathon	11:54:08 h	114
14.09	100km	5th Akiota Yajirushi Marathon 100km	10:42:21 h	33
27.07	100km	4th North Okhotsk 100 km Marathon	9:10:45 h	12
29.06	100km	29. Lake Saroma 100 km Ultramarathon	9:39:09 h	173
15.06	50km	9. Okinoshima 50km Ultra Marathon	4:39:25 h	14
01.06	100km	2nd Tokyo Shibamata 100 km	11:43:15 h	108
10.05	103km	3rd Tojinbo 103 km Ultramarathon	11:24:11 h	19
03.05	140km	26. Yamaguchi 100 Hagi-O-Kan Maranic 140 km	21:30:37 h	62
20.04	100km	24th Fuji 5 Lakes 100 km Challenge	11:52:08 h	405
12.01	100km	24th Miyako 100 km Ultramarathon	9:44:55 h	28
2013
20.10	100km	2nd Noto Peninsula 100 km Ultra Marathon	10:02:47 h	33
29.09	100km	1st 100 km Ultramarathon Hakusan-Shirakawago	12:50:29 h	258
22.09	100km	23. Akita Nairiku 100km Marathon	10:36:15 h	124
15.09	100km	13th Tango 100 km Ultramarathon	12:59:13 h	758
11.08	100km	3rd North Okhotsk 100 km Marathon	9:44:05 h	32
28.07	77km	20. Ultramarathon Okumusashi	8:47:32 h	361
21.07	60km	1st Kirishima Ebino-kougen Extreme Trail	10:18:35 h	60
16.06	50km	8. Okinoshima 50km Ultra Marathon	5:07:05 h	20
09.06	50km	9th Iwate Ginga 50km Marathon Challenge	4:39:04 h	43
26.05	100km	20th Ebisu-Daikoku 100 km Marathon	11:37:14 h	108
03.05	140km	25. Yamaguchi 100 Hagi-O-Kan Maranic 140 km	21:27:33 h	79
21.04	72km	23rd Fuji 5 Lakes 72 km Challenge	7:40:06 h	60
2012
21.10	60km	1st Noto Peninsula 60 km Ultra Marathon	7:24:54 h	68
23.09	50km	22. Akita Nairiku 50km Marathon	5:55:59 h	124
21.09	60km	12th Tango 60 km Ultramarathon	8:31:15 h	290
17.06	50km	7. Okinoshima 50km Ultra Marathon	6:45:48 h	195

Filter

Runner	Races in common

DUV-index calculation details

#	Date	Race	Credited km	DUV-index+
✓ 1	3/5/2014	26. Yamaguchi 100 Hagi-O-Kan Maranic 140 km	140,00	×1
✓ 2	3/5/2013	25. Yamaguchi 100 Hagi-O-Kan Maranic 140 km	140,00	×1
✓ 3	21/11/2015	Tachibana Bay Coast 100 Ultra Marathon	103,00	×1
✓ 4	10/5/2014	3rd Tojinbo 103 km Ultramarathon	103,00	×1
✓ 5	13/4/2019	5th Okuizumo Ultra Orochi 100km Tooashi	102,00	×1
✓ 6	16/4/2016	2nd Okuizumo Ultra Orochi 100km Tooashi	102,00	×1
✓ 7	14/12/2025	6th Tobishima Ultra Marathon	100,00	×1
✓ 8	10/12/2023	4th Tobishima Ultra Marathon	100,00	×1
✓ 9	17/7/2022	2nd Yamaguchi Hagi Return	100,00	×1
✓ 10	8/5/2022	26th 100 km Ultramarathon Ako Seaside Park	100,00	×1
✓ 11	11/10/2020	24th 100 km Ultramarathon Ako Seaside Park	100,00	×1
✓ 12	8/12/2019	2nd Tobishima Ultra Marathon	100,00	×1
✓ 13	29/9/2019	3rd Yasaka Ultra Marathon in Hamada - 100 km	100,00	×1
✓ 14	28/7/2019	9th North Okhotsk 100 km Marathon	100,00	×1
✓ 15	9/6/2019	3rd Koyasan and Ryujin-Onsen 100 km Ultra Marathon	100,00	×1
✓ 16	2/6/2019	2nd Nanto 100 km Ultramarathon	100,00	×1
✓ 17	19/5/2019	7th Tokyo Shibamata 100 km	100,00	×1
✓ 18	12/5/2019	26th Ebisu-Daikoku 100 km Marathon	100,00	×1
✓ 19	24/3/2019	1st Ibaraki 100k Ultra Marathon	100,00	×1
✓ 20	21/10/2018	24th River Shimanto 100km	100,00	×1
✓ 21	16/9/2018	9th Akiota Yajirushi Marathon 100km	100,00	×1
✓ 22	22/7/2018	8th North Okhotsk 100 km Marathon	100,00	×1
✓ 23	27/5/2018	25th Ebisu-Daikoku 100 km Marathon	100,00	×1
✓ 24	14/4/2018	3rd Chuoshui River 100 km Ultramarathon	100,00	×1
✓ 25	16/12/2017	1st Shancheng 100 km Ultramarathon	100,00	×1
✓ 26	30/9/2017	4. Penang 100 km Challenge	100,00	×1
✓ 27	23/7/2017	7th North Okhotsk 100 km Marathon	100,00	×1
✓ 28	11/6/2017	13th Iwate Ginga 100km Marathon Challenge	100,00	×1
✓ 29	6/5/2017	4. WHEW100	100,00	×1
✓ 30	26/3/2017	13th Izu Oshima Ultra 100 km	100,00	×1
✓ 31	8/1/2017	2nd Yakushima Ultramarathon	100,00	×1
✓ 32	18/12/2016	1st Okinawa 100km Ultramarathon	100,00	×1
✓ 33	16/10/2016	22nd River Shimanto 100km	100,00	×1
✓ 34	2/10/2016	1st Iki 100 km Ultra Marathon	100,00	×1
✓ 35	25/9/2016	26. Akita Nairiku 100km Marathon	100,00	×1
✓ 36	11/9/2016	1st Koyasan and Ryujin-Onsen 100 km Ultra Marathon	100,00	×1
✓ 37	31/7/2016	6th North Okhotsk 100 km Marathon	100,00	×1
✓ 38	16/7/2016	9th OSJ Ontake 100km Ultra Trail	100,00	×1
✓ 39	19/6/2016	11. Okinoshima 100km Ultra Marathon	100,00	×1
✓ 40	12/6/2016	5th Hida Takayama 100 km Ultramarathon	100,00	×1
✓ 41	29/5/2016	23rd Ebisu-Daikoku 100 km Marathon	100,00	×1
✓ 42	23/4/2016	15th Jeju City 100 km	100,00	×1
✓ 43	27/3/2016	2nd Osaka Yodogawa 100 km Ultra Marathon	100,00	×1
✓ 44	17/1/2016	26th Miyako 100 km Ultramarathon	100,00	×1
✓ 45	18/10/2015	21st River Shimanto 100km	100,00	×1
✓ 46	27/9/2015	25. Akita Nairiku 100km Marathon	100,00	×1
✓ 47	20/9/2015	15th Tango 100 km Ultramarathon	100,00	×1
✓ 48	13/9/2015	3rd 100 km Ultramarathon Hakusan-Shirakawago	100,00	×1
✓ 49	29/8/2015	KISO Great Traverse 100 km Ultra Marathon	100,00	×1
✓ 50	26/7/2015	5th North Okhotsk 100 km Marathon	100,00	×1
✓ 51	21/6/2015	10. Okinoshima 100km Ultra Marathon	100,00	×1
✓ 52	6/6/2015	25th Aso Caldera Super Marathon 100 km	100,00	×1
✓ 53	31/5/2015	22nd Ebisu-Daikoku 100 km Marathon	100,00	×1
✓ 54	17/5/2015	21st Yatsugatake Nobeyama 100 km	100,00	×1
✓ 55	26/4/2015	17. Okukumano 100 km Ultramarathon	100,00	×1
✓ 56	19/4/2015	25th Fuji 5 Lakes 100 km Challenge	100,00	×1
✓ 57	29/3/2015	1st Osaka Yodogawa 100 km Ultra Marathon	100,00	×1
✓ 58	15/3/2015	1st Nagoura Marathon 100 km	100,00	×1
✓ 59	11/1/2015	25th Miyako 100 km Ultramarathon	100,00	×1
✓ 60	12/10/2014	10th Echigo Kubikino 100km Ultramarathon	100,00	×1
✓ 61	28/9/2014	17th Muraoka 100 km Ultra Marathon	100,00	×1
✓ 62	14/9/2014	5th Akiota Yajirushi Marathon 100km	100,00	×1
✓ 63	27/7/2014	4th North Okhotsk 100 km Marathon	100,00	×1
✓ 64	29/6/2014	29. Lake Saroma 100 km Ultramarathon	100,00	×1
✓ 65	1/6/2014	2nd Tokyo Shibamata 100 km	100,00	×1
✓ 66	20/4/2014	24th Fuji 5 Lakes 100 km Challenge	100,00	×1
✓ 67	12/1/2014	24th Miyako 100 km Ultramarathon	100,00	×1
✓ 68	20/10/2013	2nd Noto Peninsula 100 km Ultra Marathon	100,00	×1
✓ 69	29/9/2013	1st 100 km Ultramarathon Hakusan-Shirakawago	100,00	×1
✓ 70	22/9/2013	23. Akita Nairiku 100km Marathon	100,00	×1
✓ 71	15/9/2013	13th Tango 100 km Ultramarathon	100,00	×1
✓ 72	11/8/2013	3rd North Okhotsk 100 km Marathon	100,00	×1
✓ 73	26/5/2013	20th Ebisu-Daikoku 100 km Marathon	100,00	×1
✓ 74	28/7/2013	20. Ultramarathon Okumusashi	77,00	×1
75	21/4/2013	23rd Fuji 5 Lakes 72 km Challenge	72,00	—
76	22/11/2014	1st Kiso-Sansen 60 km Ultra-Marathon	60,00	—
77	21/7/2013	1st Kirishima Ebino-kougen Extreme Trail	60,00	—
78	21/10/2012	1st Noto Peninsula 60 km Ultra Marathon	60,00	—
79	21/9/2012	12th Tango 60 km Ultramarathon	60,00	—
80	17/2/2019	1st Fast100 ultra - Fast 50 km	50,00	—
81	15/6/2014	9. Okinoshima 50km Ultra Marathon	50,00	—
82	16/6/2013	8. Okinoshima 50km Ultra Marathon	50,00	—
83	9/6/2013	9th Iwate Ginga 50km Marathon Challenge	50,00	—
84	23/9/2012	22. Akita Nairiku 50km Marathon	50,00	—
85	17/6/2012	7. Okinoshima 50km Ultra Marathon	50,00	—