| Date |
Event |
Event Location |
Distance |
Categories |
Entry |
| 16-Apr |
Ishigaki Triathlon |
Ishigaki City, Okinawa |
Standard
Relay |
Age group |
|
| 13 - 14 May |
2017 ITU World Triathlon Yokohama |
Yokohama City, Kanagawa
|
Standard |
Elite
|
|
| 2017 ITU World Triathlon Yokohama |
Sprint |
Para |
|
| 2017 ITU World Triathlon Yokohama |
Standard
Sprint
Relay
|
Age group |
|
| 21-May |
Nankishirahama Triathlon |
Shirahama City, Wakayama |
Standard |
Age group |
|
| 10-Jun |
Ainan Triathlon |
Minamiuwa District, Ehime |
Standard |
Age group |
|
| 11-Jun |
Amakusa International Triathlon |
Amakusa City, Kumamoto |
Standard
Relay |
Age group |
|
| 11-Jun |
Goto Nagasaki International Triathlon |
Goto Island, Nagasaki |
Middle
Long |
Age group |
|
| 18-Jun |
Biwako Triathlon in Omihachiman |
Omihachiman City, Shiga |
SuperSprint
Standard
Relay |
Junior
Para
Age group |
|
| 18-Jun |
2017 Gamagori NTT ASTC Triathlon Asian Cup |
Gamagori City, Aichi |
Sprint
SuperSprint
Standard |
Elite |
|
Gamagori Orange Triathlon |
Age group |
|
| 25-Jun |
2017 Osaka Castle NTT ASTC Triathlon Asian Cup |
Osaka Castle |
Standard |
Elite |
|
| Osaka Castle Triathlon 2017 |
Sprint
Standard
Relay |
Age group |
|
| 25-Jun |
Minato Sakata Triathlon Ochin Race |
Sakata City, Yamagata |
Sprint
Standard
Relay |
Age group |
|
| 25-Jun |
Miyajima International Power Triathlon |
Hatsukaichi City, Hiroshima |
long
|
Elite Age group |
|
| 2-Jul |
Miyagi International Triathlon Sendai Bay |
Shichigahama, Miyagi |
Standard |
Age group |
|
| 2-Jul |
Nojiriko Triathlon |
Shinano Mitino District, Nagano |
Standard |
Age group |
|
| 8-Jul |
2017 Takamatsu ASTC Sprint Triathlon Asian Cup |
Takamatsu City, Kagawa |
Sprint |
Elite |
|
| 9-Jul |
Sunport Takamatsu Triathlon |
Takamatsu City, Kagawa |
Standard |
Age group |
|
| 9-Jul |
Miyazaki Seagaia Triathlon |
Miyazaki City, Miyazaki |
Sprint
Standard |
Age group
Junior
Kids |
|
16-Jul |
Hiwasa Umigame Triathlon |
Minami, Tokushima |
Standard |
Age group |
|
| 30-Jul |
Nagaragawa Japan U15 Triathlon Championships and Nagaragawa International Triathlon |
Kaizu City, Gihu |
SuperSprint |
Junior
U15 |
|
| Nagaragawa International Triathlon |
Standard |
Age group |
|
| 27-Aug |
Kyoto Tanba Triathlon in Nantan |
Nantan City, Kyoto |
Standard |
Age group |
|
| 3-Sep |
Sado Island Long Distance International Triathlon |
Sado City, Niigata |
Middle
Long |
Elite
Age group |
|
| 3-Sep |
2017 Japan University Triathlon Championships |
Kannonji City, Kagawa |
Standard |
University
Student |
|
| 10-Sep |
All Japan High school Charange Triathlon |
Tachikawa City, Tokyo |
Sprint |
High school student |
|
| 10-Sep |
All kids Triathlon |
Tachikawa City, Tokyo |
6.1km
and more |
Elementary
&Junior
high school students |
|
| 24-Sep |
2017 Murakami NTT ASTC Triathlon Asian Cup |
Murakami City, Niigata |
Standard |
Elite |
|
| Murakami International Triathlon |
Standard
Relay |
Age group |
|
| 1-Oct |
72th National Sports Festival of Japan 2017 Ehime |
Ehime |
Standard |
|
|
| 15-Oct |
23rd National Triathlon Championhips |
Daiba, Tokyo |
Standard |
Elite |
|
| 5-Nov |
2017 Miyazaki ITU Triathlon World Cup |
Miyazaki City, Miyazaki |
Standard |
Elite |
|
| Standard |
Age group |
|
| TBD |
Yokohama Seaside Triathlon |
Yokohama City, Kanagawa |
Sprint
Aquathlon |
Age group
Para |
|
| TBD |
Koshiki Island Aquathlon |
satsumasendai City, Kagoshima |
Aquathlon
Relay |
Age group |
|
| TBD |
Japan Duathlon Championships |
TBD |
38.75km
and more |
Elite
Age group |
|
Contact 
Japanese
