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Natsuki Arai

JPNJPNWomen
Birth dateJun 30, 2007
Height-
Weight-

Natsuki Arai is a Japan sprinter, born on June 30, 2007. She competes primarily in the 5Kilometre, 10Kilometr and 5000m-short-track.

Her personal bests include 23:10 in the 5Kilometre, 47:05 in the 10Kilometr, 23:43.40 in the 5000m-short-track and 49:22.89 in the 10,000Metr. She is currently active on the international athletics circuit, representing Japan.

Key facts
10 Kilometres Road
47:05
5 Kilometres Road
23:10
2026 season best
47:05
Feb 15, 2026 · Rokko Island Konan Univ. West side, Kobe (JPN)
2026 season best
Last competition
95th Japan Inter-University Athletics Championships
Sep 5, 2026 · 22:49.78
95th Japan Inter-University Athletics Championships
Age
19 years old

As of Sep 28, 2026: 10 Kilometres Road 47:05, 5 Kilometres Road 23:10, 2026 season best 47:05 (Feb 15, 2026, Rokko Island Konan Univ. West side, Kobe (JPN)) · Last competition: 95th Japan Inter-University Athletics Championships, Sep 5, 2026, 22:49.78 · 19 years old

PB

Personal bests

5Kilometre
23:10
10Kilometr
47:05
5000m-short-track
23:43.40
10,000Metr
49:22.89

Performance Charts

Season bests

SeasonDisciplineResultWindDateTrendCompetitions
2026
5000Metres
22:49.78-Sep 5, 2026-95th Japan Inter-University Athletics Championships
2026
5Kilometre
23:10-Jan 1, 2026
↑
New Year Race Walk in Tokyo
2026
10Kilometr
47:05-Feb 15, 2026
↑
Japanese Half Marathon Race Walking Championships
2026
10,000Metr
49:22.89-Mar 18, 2026-Spring Challenge Meet
2025
20kmW
23:43.40-Jul 26, 2025
↑
2025 All Japan High School sports Track and Field Championships, Prefectural Stadium, Hiroshima
2025
5000m-short-track
23:43.40-Jul 25, 2025
↑
2025 All Japan High School sports Track and Field Championships, Prefectural Stadium, Hiroshima
2025
5Kilometre
24:07-Jan 1, 2025
↑
New Year Race Walk in Tokyo 2025, Tokyo
2025
10Kilometr
47:48-Feb 16, 2025
↑
Japenese U20 Race Walking Championships
2024
20kmW
24:23.13-Jul 29, 2024
↑
2024 Inter-High School Championships
2024
5000m-short-track
24:23.13-Jul 28, 2024
↑
2024 Inter-High School Championships

2026

5 performances
DisciplineResultWindDateCompetitions
5000Metres
22:49.78-Sep 595th Japan Inter-University Athletics Championships
10Kilometr
DQ-May 21The 105th Kanto Inter-University Track＆Field Championships
10,000Metr
49:22.89-Mar 18Spring Challenge Meet
10Kilometr
47:05-Feb 15Japanese Half Marathon Race Walking Championships
5Kilometre
23:10-Jan 1New Year Race Walk in Tokyo

2025

3 performances

2024

3 performances
DisciplineResultWindDateCompetitions
5000m-short-track
25:21.62-Jul 292024 Inter-High School Championships
5000m-short-track
24:23.13-Jul 282024 Inter-High School Championships
5000m-short-track
24:53.35-Jun 14Kita Kanto Highschool Meeting/Minami Kanto Highschool Meeting, Komazawa Olympic Park Athletic Stadium, Tokyo - South Kanto

Honours

No medals

FAQ

Frequently asked questions

What is Natsuki Arai's 10 Kilometres Road personal best?

Natsuki Arai's 10 Kilometres Road personal best is 47:05, set on Feb 15, 2026 in Rokko Island Konan Univ. West side, Kobe (JPN).

Which events does Natsuki Arai compete in?

Natsuki Arai competes in the 10 Kilometres Road and 5 Kilometres Road.

How did Natsuki Arai perform in 2026?

2026 season best: 47:05, set on Feb 15, 2026 in Rokko Island Konan Univ. West side, Kobe (JPN). Last competition: 95th Japan Inter-University Athletics Championships on Sep 5, 2026, 22:49.78.