| Masanosuke Ono | |
| Birth Place: | Matsue City, Shimane Prefecture, Japan |
| Native Name: | 小野正之助 |
| Coach: | Yuka Takahashi |
| Club: | Yamanashi Gakuin University |
| Sport: | Wrestling |
| Other Names: | Little Sadulaev |
| Weight Class: | 61 kg |
| Event: | Freestyle |
| Show-Medals: | yes |
is a Japanese freestyle wrestler who competes in the 61 kilogram class.[1] In 2024, Ono became the World Champion, the Japan National champion and the U20 World champion.[2]
Ono was born in Shimano Prefecture, where he started wrestling at three years old.[3] He attended Tosu Technical High School.[4] During his teenage years, he won the Japan National tournament in different age-groups multiple times.
In June 2022, Ono placed eleventh at the Japan National Championships, making his senior level debut.[5] In December 2023, he went up to 65 kilograms and earned a silver medal at the tournament, only losing in the finals to eventual Olympic champion Kotaro Kiyooka.[6]
In March, Ono made his international debut at the Yasar Dogu International, earning the championship at 61 kilograms.[7] In April, he earned a bronze medal at the Asian Championships, up at 65 kilograms.[8] In May, Ono became the Japanese National champion at 61 kilograms, earning the right to compete at the World Championships in October.[9]
After making the U20 team earlier in the year, Ono became the U20 World champion at 61 kilograms in September, notably defeating Marcus Blaze in the semifinals.
In October, Ono competed at the World Championships in Albania, becoming the gold medalist at 20 years old.[10] Outscoring his opposition 55–2, he notably defeated Olympic champion Zaur Uguev from Russia, reigning World champion Vito Arujau from the United States, and U23 World finalist Ahmet Duman from Turkey on his way to first World title.[11]
! colspan="7"| Senior Freestyle Matches|-! Res.! Record! Opponent! Score! Date! Event! Location|-! style=background:white colspan=7 ||-|Win|19–3|align=left|
Ahmet Duman|style="font-size:88%"|TF 10–0|style="font-size:88%" rowspan=5|October 30–31, 2024|style="font-size:88%" rowspan=5|2024 World Championships|style="text-align:left;font-size:88%;" rowspan=5|
Tirana, Albania|-|Win|18–3|align=left|
Vito Arujau|style="font-size:88%"|TF 12–0|-|Win|17–3|align=left|
Arman Eloyan|style="font-size:88%"|TF 11–0|-|Win|16–3|align=left|
Li Weiyu|style="font-size:88%"|TF 12–0|-|Win|15–3|align=left|
Zaur Uguev|style="font-size:88%"|10–2|-! style=background:white colspan=7 ||-|Win|14–3|align=left|
Taichi Yamaguchi|style="font-size:88%"|TF 10–0|style="font-size:88%" rowspan=3|May 23–26, 2024|style="font-size:88%" rowspan=3|2024 Japan National Championships – Meiji Cup|style="text-align:left;font-size:88%;" rowspan=3| Tokyo, Japan|-|Win|13–3|align=left| Yuto Nishiuchi|style="font-size:88%"|3–2|-|Win|12–3|align=left| Rin Sakamoto|style="font-size:88%"|TF 10–0|-! style=background:white colspan=7 ||-|Win|11–3|align=left|
Rohit Singh |style="font-size:88%"|5–3|style="font-size:88%" rowspan=3|April 11, 2024|style="font-size:88%" rowspan=3|2024 Asian Championships|style="text-align:left;font-size:88%;" rowspan=3|
Bishkek, Kyrgyzstan|-|Win|10–3|align=left|
Han Hyon-song|style="font-size:88%"|TF 10–0|-|Loss|9–3|align=left| Tömör-Ochiryn Tulga |style="font-size:88%"|Fall|-! style=background:white colspan=7 ||-|Win|9–2|align=left| Emre Kural|style="font-size:88%"|TF 10–0|style="font-size:88%" rowspan=5|March 10, 2024|style="font-size:88%" rowspan=5|2024 Yasar Dogu Tournament|style="text-align:left;font-size:88%;" rowspan=5| Antalya, Turkey|-|Win|8–2|align=left| Reza Atri|style="font-size:88%"|4–0|-|Win|7–2|align=left| Reza Momeni|style="font-size:88%"|TF 11–0|-|Win|6–2|align=left| Taiyrbek Zhumashbek Uulu|style="font-size:88%"|TF 11–0|-|Win|5–2|align=left|
Ossimzhan Dastanbek|style="font-size:88%"|6–2|-! style=background:white colspan=7 ||-|Loss|4–2|align=left| Kotaro Kiyooka|style="font-size:88%"|TF 0–11|style="font-size:88%" rowspan=5|December 21–24, 2023|style="font-size:88%" rowspan=5|2023 Japan National Championships – Emperor's Cup|style="text-align:left;font-size:88%;" rowspan=5| Tokyo, Japan|-|Win|4–1|align=left| Ryoma Anraku|style="font-size:88%"|8–4|-|Win|3–1|align=left| � 流斗|style="font-size:88%"|6–0|-|Win|2–1|align=left| Takumi Akiyama|style="font-size:88%"|6–2|-|Win|1–1|align=left| Shotaro Suwama|style="font-size:88%"|TF 10–0|-! style=background:white colspan=7 ||-|Loss|0–1|align=left| Rikuto Arai|style="font-size:88%"|0–4|style="font-size:88%"|June 16–19, 2022|style="font-size:88%"|2022 Japan National Championships – Meiji Cup|style="text-align:left;font-size:88%;"| Tokyo, Japan|-