General Information Website to Learn About Izu Islands and Ogasawara Islands

Event information

Event information held in each island

Tokyo Island Series 2019, now accepting entry applications from general participants

May 18 (Sat) – July 6 (Sat), 2019
Niijima, Oshima, Shikinejima Islands

Tokyo Islands host various sports events throughout the year. Recognized as an early-summer feature of Tokyo Islands, “Tokyo Island Series,” a marine sports festival, is now accepting entry applications from general participants. By visiting Tokyo Islands and trying various kinds of sports, you can thoroughly refresh both physically and mentally.


<Competition Schedule>

May 18 (Sat), Niijima Triathlon Meet (application period: Feb. 4 – Apr. 17)

June 8 (Sat), Izu Oshima Triathlon (application period: Feb. 4 – May 7)

June 15 (Sat), Shikinejima Marathon (application period: Feb. 4 – May 14)

July 6 (Sat), Niijima Open Water Swim Race (application period: Feb. 1 – Jun.5)

*The application will be closed as soon as the number of applicants reaches capacity.


For detailed information, please visit the website below:



2019.04.17 Update

Pick Up Events

(日本語) 宇喜多秀家鎮魂祭
(日本語) 11月16日(土)・11月17日(日)
(日本語) 八丈島・おじゃれホール、秀家の墓地、住居跡
(日本語) 優婆夷宝明神社例祭
(日本語) 2019年11月9日(土)・10日(日)・13日(水)
(日本語) 八丈島:優婆夷宝明神社
Miyakejima Industry Festival
Nov. 16 (Sat), 2019
Miyakejima:Ako Gymnasium, Folk Museum, Village Office temporary building parking