Ryunosuke Terazawa

JapanJapanActive
Born
Apr 21, 1997 (29 years old)
Events
1500 m · Half Marathon

Ryunosuke Terazawa is a Japan middle-distance runner, born on April 21, 1997. He competes primarily in the 800m, 1500m and 3000m.

His personal bests include 1:58.00 in the 800m, 3:53.98 in the 1500m, 8:52.89 in the 3000m, 14:44.80 in the 5000m and 1:06:56 in the Semi. He is currently active on the international athletics circuit, representing Japan.

Personal best · 1500 m3:53.98
2026 season best3:58.05May 30, 2026 · Okura Sports Park Athletics Field, Tokyo
2026 season best
Personal best · Half Marathon1:06:56
Last competitionMDC FINAL supported by OnOct 25, 2026 · 4:00.51
MDC FINAL supported by On

As of Nov 14, 2026: 1500 m 3:53.98, Half Marathon 1:06:56, 2026 season best 3:58.05 (May 30, 2026, Okura Sports Park Athletics Field, Tokyo (JPN)) · Last competition: MDC FINAL supported by On, Oct 25, 2026, 4:00.51 · 29 years old

Personal bests

WA points calculator →
DisciplineResultAll-time2026
800mTsukuba 2021Japan 800 m all-time list1:58.00811 pts––
1500mYokohama 2025Japan 1500 m all-time list3:53.98927 pts––
3000mTsukuba 2022Japan 3000 m all-time list8:52.89769 pts––
5000mYokohama 2022Japan 5000 m all-time list14:44.80856 pts––
SemiMarugame 2025Japan Half Marathon all-time list1:06:56924 pts––
3000mStTsukuba 2022Japan 3000 m steeplechase all-time list9:32.83863 pts––

Progression

SeasonDisciplineResultWindDateCompetitions
2026600m 1:25.84–May 5, 202619th wttk & DEN-EN Club Middle Distance Record Challenge, Edogawa Stadium, Tokyo
2026800m 1:59.17–May 5, 202619th wttk & DEN-EN Club Middle Distance Record Challenge, Edogawa Stadium, Tokyo
20261500m 3:58.05–May 30, 2026Twolaps Middle Distance Circuit
2026Semi 1:09:28–Feb 1, 202678th Kagawa Marugame International Half Marathon
2026Marathon 2:32:41–Jul 5, 2026ASICS Gold Coast Marathon
2025800m 1:59.70–May 18, 202568th Kyushu Corporate Athletics Championships, Honjo Athletic Stadium, Kitakyushu
20251000m 2:33.68–Oct 12, 202518th wttk & DEN-EN Club Middle Distance Record Challenge
20251500m 3:53.98–Jun 14, 202516th NITTAIDAI Challenge Games, NITTAIDAI Athletic Stadium, Yokohama
FAQ

Frequently asked questions

Ryunosuke Terazawa's 1500 m personal best is 3:53.98, set on Jun 14, 2025 in NITTAIDAI Athletic Stadium, Yokohama (JPN).

Ryunosuke Terazawa competes in the 1500 m and Half Marathon.

2026 season best: 3:58.05, set on May 30, 2026 in Okura Sports Park Athletics Field, Tokyo (JPN). Last competition: MDC FINAL supported by On on Oct 25, 2026, 4:00.51.