Triathlon Lab

Races

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Athletes

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Search the combined athlete catalog, then switch between pro and age-group context as needed.

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Rankings

Ranking models

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Race-feed rankings and Triathlon Lab power indexes for current pro form.

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Race rankings

IRONMAN Pro SeriesOfficial series

T100 Race RankingsT100 only

WTCS Race RankingsWorld Triathlon

Power rankings

Long-Course Power Index70.3 + T100 Full-Distance SpecialistsFull IM first Middle-Distance Specialists70.3/T100 first Short-Course SpecialistsWTCS required

Startlists

Startlist tools

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Useful context

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ToolsWIP

Research tools

Find the right research path

A compact set of working tools for planning, searching results, and choosing races.

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Planning

Kona FinderSlot-fit planner Race FinderCourse and race catalog

Reference

World Triathlon ReferenceOfficial context ChangelogUpdates

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Back to athletes

Master athlete

KAZUYA NAKAYAMA

Note

Private research note

Unified profile powered by master athlete and result tables.

maleJPAge GroupViewing AG

IDs>

WTC ID5e34166a-ea96-f011-b4cc-6045bd05fcc1

Pro results

AG results

Races

Best finish

Race history

1 results

2026 IRONMAN Penghu

Apr 12, 2026fullM30-34

Place

Finish

9:52:01

Swim

1:04:48

Bike

5:09:30

Run

3:31:00

		Race							Finish
9	2052	IRONMAN Penghu 2026Age Group140.6	Apr 12, 2026	1:04:48 1:42/100m	0:04:30	5:09:30 21.7 mph	0:02:12	3:31:00 8:03/mi	9:52:01