M.Behzadi (IRI) vs S.Ota (JPN) 55kg 1/4 Final - GR - 2013 Junior World Championships
1/4 GR - 59 kg: S. OTA (JPN) df. A. SHARIFZODA (TJK) by TF, 8-0
1/4 GR - 63 kg: S. BERGE (NOR) v. S. OTA (JPN)
M.Behzadi (IRI) vs R.Marvice (ITA) 55kg 1/8 Final - GR - 2013 Junior World Championships
1/4 GR - 63 kg: D. ISLAMOV (MDA) v. S. OTA (JPN)
1/8 GR - 63 kg: R. IVANOV (RUS) v. S. OTA (JPN)
1/2 GR - 59 kg: S. OTA (JPN) df. S. KIM (KOR) by TF, 10-2
BRONZE GR - 59 kg: S. OTA (JPN) df. Q. TIAN (CHN) by TF, 8-0
1/4 GR - 63 kg: I. DROZD (BLR) v. S. OTA (JPN)
59 KG QF - Shinobu Ota (Japan) vs. Ivo Angelov (Bulgaria)
Finale 1-2 Greco-Roman 50 Kg (UKR) Oleksandr TRYFONOV vs (IRI) Isvand Mahmodi FARSHAD
GOLD GR - 63 kg: E. TUO (CHN) v. S. OTA (JPN)
BRONZE FS - 62 kg: A. KALPATSANIDI (GRE) v. H. OTA (JPN)
Qual. GR - 50 kg: R. SILAGAVA (GEO) df. T. KYDYRBEK UUL (KGZ) by VPO1, 5-4
Final Shinobu OTA (JPN) df Kanybek ZHOLCHUBEKOV (KGZ) 18th Asian Games 2018
EM2011 PRIZRENI (ALB) - EWALD (GER) FS 60KG
1/4 FS - 62 kg: H. OTA (JPN) v. R. STEWART FRED (USA)
Best Greco Roman throws
1/4 GR - 87 kg: K. MUTSOLGOV (KAZ) v. M. SUMI (JPN)
Y.Sarmasti (IRI) vs I.Musukaev (RUS) 55kg Final - 2013 Junior World Championships