| Championship | Event | # | Competitors |
|---|---|---|---|
| National Team Youth 2014 | 4x25m Manikin Relay | 6 |
Japan National Team Youth
() Yuki KATAYAMA, Go KATO, Takaumi MINAGAWA, Tetsuro NAGAISHI |
| National Team Youth 2014 | 4x50m Obstacle Relay | 9 |
Japan National Team Youth
() Go KATO, Takaumi MINAGAWA, Tetsuro NAGAISHI , Hiroya SHIGEOKA |
| National Team Youth 2014 | SERC | 14 |
Japan National Team Youth
() Yuki KATAYAMA, Takaumi MINAGAWA, Tetsuro NAGAISHI , Marin UENO |