2023 Middle & Long Distance Triathlons in Japan

The most frequently asked questions at Japan Multisport centers on races and sports events. In particular, folks are very interested in the middle to long distance races in Japan. Below is a comprehensive list of triathlons in Japan longer than Standard/Olympic Distance.

Keep in mind that many (but not all!) triathlons require Japan Triathlon Union (JTU) membership to participate. JTU membership is only available to residents of Japan. Whatever your circumstances are, contact us if you'd like to learn more about racing in Japan.

as of March 16, 2023
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APRIL 
16 Miyakojima Triathlon (Okinawa) 

• S 3k, B 123k, R 30k
• Lottery entry applications: Nov 1-30, 2022 (results Dec 25)
  
  

MAY
28 Nagaragawa Middle Triathlon 102 (Gifu)

• S 2k, B 80k, R 20k
• General Entry: January 30-Mar 20, 2023
• JTU Age Group Championship Series (Long Distance) ranking event
  
  

JUNE
11 IRONMAN 70.3 Japan Higashi Mikawa (Aichi)

• S 1.9k, B 90k, R 21k
• General Entry: from 1400 on Feb 15, 2023

18 Goto Nagasaki International Triathlon (Niigata)

• A Type: S 3k, B 154.8k, R 42.2k
• B Type: S1.6k, B 101.7k, R 21.1k
• General Entry: from 1200 on Jan 15, 2023 (FCFS)
• Second Round: Feb 1-28, 2023 (FCFS)
• JTU Age Group Championship Series (Long Distance) ranking event

18 Miyajima "Woodman" International Triathlon (Hiroshima)

• S 2.5k, B 55k, R 20k
• General Entry: Mar 1-Apr 1, 2023

25 Triathlon in Tokunoshima (Kagoshima)

• S 2k, B 75k, R 20k
• General Entry: Dec 1, 2022-Mar 31, 2023

JULY
16 Kaike Triathlon (Tottori)

• S 3k, B 140k, R 42.2k
• General Entry: Mar 1-31, 2023

SEPTEMBER
3 Sado International Triathlon (Niigata)

• Type A: S 4k | B 190k | R 42.2k
• Type B: S 2k | B 108k | R 21.1k
• General Entry: Mar 1-17, 2023
• JTU Age Group Championship Series (Long Distance) ranking event

10 Irago Triathlon (Aichi)

• Type A: S 2.25k, B 70k, R 18k
• Type B: S 1.5k, B 42k, R 10k
• General Entry: TBA
• JTU Age Group Championship Series (Long Distance) ranking event

17 Fukuyama Wakamachi Triathlon (Hiroshima)

• S 1.8k, B 80k, R 18k
• General Entry: TBA
• JTU Age Group Championship Series (Long Distance) ranking event

OCTOBER 
8 Kujukuri Triathlon (Chiba)

• S 1.9k, B 90k, R 21k (and Olympic Distance)
• General Entry: TBA 

NOVEMBER 
19 Izena 88 Triathlon (Okinawa)

• S 2k | B 66k | R 20k
• General Entry: TBA

TBA
AUGUST Hokkaido Triathlon (Hokkaido)
OCTOBER Hachijo-jima  Middle Distance Triathlon (Tokyo)