Naoki Kasama

JapanJapan
Born
Feb 7, 2009 (17 years old)
Events
400 m

Naoki Kasama is a Japan sprinter, born on February 7, 2009. He competes primarily in the 400m and 300m.

His personal bests include 47.55 in the 400m and 34.40 in the 300m. He is currently active on the international athletics circuit, representing Japan.

Personal best · 400 m47.55
2025 season best47.55Jul 25, 2025 · Prefectural Stadium, Hiroshima
2025 season best
Last competition19th JAAF U18 Athletics Competition, Prefectural Stadium, IseOct 19, 2025 · 34.40
19th JAAF U18 Athletics Competition, Prefectural Stadium, Ise

As of Nov 13, 2026: 400 m 47.55, 2025 season best 47.55 (Jul 25, 2025, Prefectural Stadium, Hiroshima (JPN)) · Last competition: 19th JAAF U18 Athletics Competition, Prefectural Stadium, Ise, Oct 19, 2025, 34.40 · 17 years old

Personal bests

WA points calculator →
DisciplineResultAll-time
400mHiroshima 2025Japan 400 m all-time list47.551,010 pts–
300mIse 202534.40951 pts–

Progression

SeasonDisciplineResultWindDateCompetitions
2025300m 34.40–Oct 19, 202519th JAAF U18 Athletics Competition, Prefectural Stadium, Ise
2025400m 47.55–Jul 25, 20252025 All Japan High School sports Track and Field Championships, Prefectural Stadium, Hiroshima
FAQ

Frequently asked questions

Naoki Kasama's 400 m personal best is 47.55, set on Jul 25, 2025 in Prefectural Stadium, Hiroshima (JPN).

Naoki Kasama competes in the 400 m.

2025 season best: 47.55, set on Jul 25, 2025 in Prefectural Stadium, Hiroshima (JPN). Last competition: 19th JAAF U18 Athletics Competition, Prefectural Stadium, Ise on Oct 19, 2025, 34.40.