Select your language:
Marathon Deutsche Weinstraße 2026   HaWei50 50km Ultralauf 28.2.2026   3h, 6h, 12h, 24h of Santander  
Name: Tsukuda, Naoki 佃直樹   Submit Personal Website Send Link 
Club: Chicken Heart Running Team 
Residence: Tokyo Pref.
Year of birth: 1993 (Cat. german: M30)
Date of birth: 24.05.1993 (Cat. internat.: M23)
Nationality: JPN JPN Japan
RunnerID: 1340944
 

20 search results (20 Events, 2475.814 km).  (More)

2025 2 Events, 172 km  (More)
03.-04.10.2025 Chihuahua by UTMB - 100K (MEX) 92km
15:33:11 h Tsukuda, Naoki Dogu  Overall: 18 M: 15 Cat M23: 9
27.-28.06.2025 Deep Japan Ultra 100 - 80 km (JPN) 80km
11:59:47 h Tsukuda, Naoki   Overall: 5 M: 5 Cat M23: 1
2024 5 Events, 490 km  (More)
16.-17.11.2024 Malaysia Ultra-Trail by UTMB - MY50 (MAS) 48km
8:43:28 h Tsukuda, Naoki   Overall: 8 M: 7 Cat M23: 3
15.-16.09.2024 Shinetsu Five Mountains Trail 110km (JPN) 110km
15:35:38 h Tsukuda, Naoki *Nagano Pref.  Overall: 83 M: 70 Cat M23: 21
14.-15.07.2024 Nozawa Onsen 4100D Mountain Trail (JPN) 65km
8:23:30 h Tsukuda, Naoki *Nagasaki Pref.  Overall: 15 M: 14 Cat M23: 4
08.-09.06.2024 Okushinano 100 (JPN) 100km
11:56:21 h Tsukuda, Naoki Paagoworks  Overall: 18 M: 17 Cat M23: 4
26.-27.04.2024 Ultra-Trail Mt. Fuji (UTMF) (JPN) 167km
29:28:17 h Tsukuda, Naoki Topo  Overall: 97 M: 87 Cat M23: 18
2023 2 Events, 337 km  (More)
01.09.2023 Ultra Trail Tour du Mont Blanc (UTMB) (FRA) 170km
32:07:34 h Tsukuda, Naoki Only One/Chicken Heart  Overall: 253 M: 225 Cat M23: 73
11.-12.03.2023 Kumagawa Revival Trail (JPN) 167km
34:29:07 h Tsukuda, Naoki   Overall: 15 M: 13 Cat M23: 3
2022 3 Events, 346 km  (More)
09.-11.12.2022 Thailand by UTMB - 100mi (THA) 171km
29:19:09 h Tsukuda, Naoki   Overall: 21 M: 19 Cat M23: 8
18.-19.09.2022 Shinetsu Five Mountains Trail 110km (JPN) 110km
14:10:20 h Tsukuda, Naoki ﾁｷﾝﾊｰﾄ  Overall: 7 M: 7 Cat M23: 2
17.-18.07.2022 Nozawa Onsen 4100D Mountain Trail (JPN) 65km
8:22:57 h Tsukuda, Naoki *Nagano Pref.  Overall: 13 M: 12 Cat M23: 3
2021 2 Events, 261.524 km  (More)
20.-22.11.2021 Last Samurai Standing Backyard Ultra - Tokyo (JPN) 39h
100.590 km Tsukuda, Naoki   Overall: 20 M: 18 Cat M23: 4
09.-10.10.2021 OSJ Koumi 100 (JPN) 100mi
25:20:50 h Tsukuda, Naoki チキンハート  Overall: 12 M: 12 Cat M23: 5
2020 3 Events, 401.29 km  (More)
13.12.2020 Izu Trail Journey (JPN) 66km
8:40:58 h Tsukuda, Naoki Chrt  Overall: 153 M: 137 Cat M23: 38
20.-22.11.2020 Last Samurai Standing Backyard Ultra - Tokyo (JPN) 54h
174.356 km Tsukuda, Naoki   Overall: 20 M: 17 Cat M23: 3
10.-11.10.2020 OSJ Koumi 100 (JPN) 100mi
30:49:07 h Tsukuda, Naoki Chicken Heart Running Team  Overall: 25 M: 24 Cat M23: 6
2019 3 Events, 468 km  (More)
29.-30.11.2019 HK168 - 168 Km ultra-endurance race (HKG) 168km
38:32:42 h Tsukuda, Naoki   Overall: 12 M: 11 Cat M23: 4
19.10.2019 K100 Maple Trail (KOR) 50km
7:50:46 h Tsukuda, Naoki   Overall: 20 M: 16 Cat M23: 7
28.07.-03.08.2019 Gobi March Mongolia (MGL) 250km/6stages
35:19:23 h Tsukuda, Naoki   Overall: 18 M: 15 Cat M23: 2

Personal bests

Your list of personal best performances only contains performances of races which can be included into rankings.

In brackets rank in yearly international/national rankings.

 PB 2025 2024 2023 2022 2021 2020 2019

Comparison table

Comparison of performances in races with multiple participations

   2025 2024 2023 2022 2021 2020 2019
Last Samurai Standing Backyard Ultra - Tokyo 2         100.590 174.356  
Nozawa Onsen 4100D Mountain Trail 2   8:23:30   8:22:57      
OSJ Koumi 100 2         25:20:50 30:49:07  
Shinetsu Five Mountains Trail 110km 2   15:35:38   14:10:20