Shinobu Ota, known as the "Ninja Wrestler," has made significant strides in the world of Greco-Roman wrestling. Born in Hachinohe, Japan, Ota began his wrestling journey in grade one of primary school. His father, Yoichi, who competed at the high school level, encouraged him to take up the sport.

| Season | Event | Rank |
|---|---|---|
| 2016 | Men's 59kg | S Silver |
Under the guidance of national coach Shingo Matsumoto, Ota honed his skills and technique. Matsumoto's expertise has been instrumental in Ota's development as a top-tier wrestler.
Ota's achievements have been recognised with several awards. In 2019, he was named Greco-Roman Wrestler of the Year by the Asian Wrestling Federation. He also received a Special Award at the 2019 Pro Wrestling Grand Awards in Japan.
In 2016, Ota was honoured with the Aomori Prefecture Citizen Honorary Award and the Gonohe Town Citizen Honorary Award. These accolades reflect his contributions to the sport and his community.
Ota aimed to win gold at the 2020 Olympic Games in Tokyo. His ambition was fuelled by his previous performances, including a silver medal in the 59kg category at the 2016 Rio de Janeiro Games and a gold medal in the 63kg category at the 2019 World Championships in Nur-Sultan, Kazakhstan.
In 2019, Ota moved up from the 63kg weight class to the 67kg category ahead of the Tokyo Olympics. This strategic decision was part of his preparation for competing at a higher level.
In addition to his wrestling prowess, Ota is proficient in Japanese. This skill aids him in communicating effectively within his home country and with international peers.
Shinobu Ota's journey from a young wrestler in Hachinohe to an internationally recognised athlete is a testament to his dedication and hard work. With continued support from his coach and community, he remains a prominent figure in Greco-Roman wrestling.
Shinobu Ota, known as the "Ninja Wrestler," has made significant strides in the world of Greco-Roman wrestling. Born in Hachinohe, Japan, Ota began his wrestling journey in grade one of primary school. His father, Yoichi, who competed at the high school level, encouraged him to take up the sport.