Iwasaki, Masaaki

Born 19782009 – 2026

Events

2009 – 2026

Best pace

10.210

km/h · 2018

Best finish

13th

of 425 · 2015

Distance raced

4,230

km · splits not double-counted

Pace over time

km/h · higher is faster

Actual pace
Age-graded pace

Results

Every result for this runner in date order. Splits of a race are indented and are not counted again in the distance total.
Date	Event	Distance	Result	Pace km/h	Placing
2009-05-04	Yamaguchi 100 Hagi-O-Kan Maranic 70 kmJapan*Fukuoka	70km	9:40:17 h	7.238	75/241
2010-05-04	Yamaguchi 100 Hagi-O-Kan Maranic 70 kmJapan*Fukuoka Pref.	70km	9:38:17 h	7.263	56/224
2011-05-04	Yamaguchi 100 Hagi-O-Kan Maranic 70 kmJapan*Fukuoka Pref.	70km	8:46:48 h	7.973	34/354
2012-05-04	Yamaguchi 100 Hagi-O-Kan Maranic 70 kmJapan*Fukuoka Pref.	70km	8:07:29 h	8.616	42/418
2012-10-21	River Shimanto 100kmJapan*Fukuoka Pref.	100km	10:48:35 h	9.251	183/1071
2013-05-04	Yamaguchi 100 Hagi-O-Kan Maranic 70 kmJapan*Fukuoka Pref.	70km	7:36:51 h	9.193	23/483
2014-05-04	Yamaguchi 100 Hagi-O-Kan Maranic 70 kmJapan*Fukuoka Pref.	70km	7:39:17 h	9.145	30/440
2014-06-07	Aso Caldera Super Marathon 100 kmJapan	100km	12:10:31 h	8.213	391/746
2014-09-14	Tango 100 km UltramarathonJapanIAU Silver*Fukuoka Pref.	100km	11:31:32 h	8.676	339/1428
2015-05-04	Yamaguchi 100 Hagi-O-Kan Maranic 70 kmJapan*Fukuoka Pref.	70km	6:54:02 h	10.144	13/425
2015-06-06	Aso Caldera Super Marathon 100 kmJapan	100km	11:57:00 h	8.368	418/901
2016-05-03	Yamaguchi 100 Hagi-O-Kan Maranic 140 kmJapan*Fukuoka Pref.	140km	19:53:34 h	7.038	29/250
2016-07-24	Kirishima Ebino-kougen Extreme TrailJapanブラテック	67.5km	10:15:18 h	6.582	72/309
2016-09-18	Shinetsu Five Mountains Trail 110kmJapan	110km	14:36:49 h	7.527	68/420
2017-06-11	Hida Takayama 100 km UltramarathonJapan福岡陸協	100km	10:45:52 h	9.290	241/1564
2018-06-24	Lake Saroma 100 Km UltramarathonJapan	100km	9:47:38 h	10.210	378/2402
2018-09-16	Shinetsu Five Mountains Trail 110kmJapan海響゠シヨーテ	110km	19:40:31 h	5.591	144/392
2018-10-07	Hasetsune Cup - Japan Mountain Endurance RaceJapan海響アスリート	71.5km	16:13:54 h	4.405	483/1577
2019-05-11	Aso Round Trail HalfJapan*Fukuoka Pref.	54.5km	10:13:59 h	5.326	31/272
2019-09-14	Shinetsu Five Mountains Trail 100 mileJapan*Fukuoka Pref.	100mi	30:18:02 h	5.311	141/328
2019-11-28	Oman by UTMB 130 KmOman	130km	37:26:39 h	3.472	103/168
2019-12-08	Izu Trail JourneyJapan	71.7km	8:37:13 h	8.318	121/1372
2020-12-13	Izu Trail JourneyJapan	66km	8:35:36 h	7.680	135/1108
2022-04-22	Ultra-Trail Mt. Fuji (UTMF)Japan海響アスリート	167km	33:30:46 h	4.983	485/1470
2022-05-22	Yatsugatake Nobeyama 100 kmJapan	100km	10:29:36 h	9.530	79/1113
2022-06-05	Nagi Peaks Tough Trail ChallengeJapan*Fukuoka Pref.	57km	10:13:25 h	5.575	55/147
2022-08-26	Ultra Trail Tour du Mont Blanc (UTMB)FranceKaikyo AC	170km	38:51:42 h	4.374	734/1789
2022-10-09	Hasetsune Cup - Japan Mountain Endurance RaceJapan海響アスリート	71.5km	12:35:37 h	5.677	216/1290
2022-10-15	Iki 100 Km Ultra MarathonJapan海響アスリート	100km	11:00:16 h	9.087	34/198
2022-12-11	Izu Trail JourneyJapan海響ac	70km	9:29:29 h	7.375	193/1341
2023-04-21	Ultra-Trail Mt. Fuji (UTMF)Japan海響アスリート	167km	36:50:53 h	4.532	621/1687
2023-09-17	Shinetsu Five Mountains Trail 110kmJapan海響ｱｽﾘｰﾄ	110km	21:41:30 h	5.071	224/265
2023-10-07	TransJeju by UTMB 100South Korea	100km	16:17:34 h	6.138	140/753
2023-10-15	River Shimanto 100kmJapan	100km	11:49:21 h	8.458	373/1078
2023-12-10	Izu Trail JourneyJapanRbrgtrc	70km	10:24:23 h	6.727	354/1364
2023-12-29	Kyoto Great Round 130 kmJapan	130km	26:54:07 h	4.832	26/105
2024-03-23	Hiroshima Wangan Trail RunJapan	109km	21:09:16 h	5.153	75/497
2024-04-26	Ultra-Trail Mt. Fuji (UTMF)JapanRbrgtrc	167km	36:26:37 h	4.582	409/1442
2024-11-09	TransLantau 100 by UTMBHong KongKaikyoac	100km	23:07:21 h	4.325	119/376
2025-10-10	Lake Biwa 100Japan	169km	42:00:35 h	4.023	101/244
2025-11-15	TransLantau 80 by UTMBHong KongRbrgtrc	80km	20:02:32 h	3.992	289/464
2026-04-19	Onigajo Peaks TrailJapan*Fukuoka Pref.	50km	10:05:17 h	4.956	61/111
2026-04-25	KAI 70kJapan	70km	11:33:52 h	6.053	178/943