General Information Website to Learn About Izu Islands and Ogasawara Islands

Event information

Event information held in each island

The 31st Izu Oshima Triathlon

June 8 (Sat), 2019
Izu Oshima Special course (main venue: around Motomachi Port)

Izu Oshima Special Course (main venue: around Motomachi Port)
“Tokyo Island Series” is an annual marine sports festival held on Izu Islands. This year, the Izu Oshima Triathlon will be held on June 8 (Sat). This early-summer feature of the islands offers an opportunity for tough triathletes to compete with each other. On Oshima Island with its abundant nature, while enjoying that nature you can also be a spectator of a heated competition!

Date: June 8 (Sat), 2019
Venue: Izu Oshima Special course (main venue: around Motomachi Port)


For details, please visit:


Contact: Tokyo Island Series Event Office
Tel: 042-379-2585 (10:00-18:00 weekdays)



2019.05.09 Update

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