Rikishi Profile
Basic Information
| Oshozan | |
| Stable | Naruto |
|---|---|
| Name | Hiroki Kobayashi |
| Ring Name | Kotokobayashi → Oshozan |
| Current Rank | Jonidan #21 |
| Birthday | May 11, 2000 |
| Birthplace | Yamanashi |
| Height | 168.6cm |
| Weight | 129.4kg |
| Signature Maneuver | |
Awards Won
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- 0
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- 0
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- 0
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- 0
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- 0
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- 0
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- 0
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- 0
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- 0
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- 0
- Career Record:
- 189-184-26
- Makuuchi Records:
- 0-0
as of January 2026
Most-Used Winning Techniques
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- oshidashi
- 45%
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- tsukidashi
- 15%
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- okuridashi
- 10%
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- etc
- 30%
20wins 42matches
Tournament Records
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2026 January
East Jonidan #21 Oshozan 0-0 |
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2025 November
West Sandanme #73 Oshozan 3-4 |
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| Hikarumusashi | Amane | Kototaiga | Kazeyuki | Niya | Kyokushori | Teraosho | |||||||||
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2025 September
East Jonidan #29 Oshozan 5-2 |
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| Tamatensho | Fukuazuma | Kyoda | Sadanokuni | Amane | Matsuda | Kazunofuji | |||||||||
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2025 July
East Jonidan #1 Oshozan 3-4 |
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| Shoran | Asatenmai | Amane | Agora | Kyokutendo | Sunasaka | Oginosho | |||||||||
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2025 May
West Sandanme #49 Oshozan 2-5 |
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| Okinohama | Agora | Amane | Yurikisho | Asahabataki | Imamura | Hagane | |||||||||
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2025 March
East Sandanme #67 Oshozan 4-3 |
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| Toukiryu | Gohakuun | Shinyashiki | Ayanofuji | Ishiazuma | Hakuomaru | Fujiizumi |
- ○･･･win
- ●･･･lose
- □･･･win by default
- ■･･･lose by default
- a･･･absent･No efforts
- ×･･･draw
- △･･･draw due to injury
- R･･･Retired
- The ring name used at the time is being displayed.
Rankings for the Past Year
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- Sandanme #67
- March
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- Sandanme #49
- May
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- Jonidan #1
- July
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- Jonidan #29
- September
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- Sandanme #73
- November
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- Jonidan #21
- January
- Debut
- March, 2016
- Highest Rank
- Sandanme #18
east maegashira #7
west maegashira #16Rikishi from Yamanashi Prefecture
 East Maegashira #15Ryuden |
Yamanashi |
Rikishi of same age (Born in 2000)
 West YokozunaOnosato |
2000-06-07 |
 East KomusubiOho |
2000-02-14 |
 East Maegashira #6Hiradoumi |
2000-04-20 |
 West Maegashira #6Onokatsu |
2000-05-05 |
 East Juryo #2Daiseizan |
2000-05-22 |
 West Juryo #6Nishinoryu |
2000-08-20 |
 West Juryo #7Asasuiryu |
2000-08-09 |
 West Juryo #8Kitanowaka |
2000-11-12 |
 West Juryo #12Kyokukaiyu |
2000-04-04 |