Rikishi Profile
Basic Information
| Oshozan | |
| Stable | Naruto |
|---|---|
| Name | Hiroki Kobayashi |
| Ring Name | Kotokobayashi → Oshozan |
| Current Rank | Sandanme #73 |
| Birthday | May 11, 2000 |
| Birthplace | Yamanashi |
| Height | 168.6cm |
| Weight | 129.4kg |
| Signature Maneuver | |
Awards Won
-

- 0
-

- 0
-

- 0
-

- 0
-

- 0
-

- 0
-

- 0
-

- 0
-

- 0
-

- 0
- Career Record:
- 186-180-26
- Makuuchi Records:
- 0-0
as of November 2025
Most-Used Winning Techniques
-
- oshidashi
- 50%
-
- tsukidashi
- 17%
-
- oshitaoshi
- 11%
-
- etc
- 22%
18wins 42matches
Tournament Records
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | |
|
2025 November
West Sandanme #73 Oshozan 0-0 |
|||||||||||||||
|
2025 September
East Jonidan #29 Oshozan 5-2 |
|||||||||||||||
| Tamatensho | Fukuazuma | Kyoda | Sadanokuni | Amane | Matsuda | Kazunofuji | |||||||||
|
2025 July
East Jonidan #1 Oshozan 3-4 |
|||||||||||||||
| Shoran | Asatenmai | Amane | Agora | Kyokutendo | Sunasaka | Oginosho | |||||||||
|
2025 May
West Sandanme #49 Oshozan 2-5 |
|||||||||||||||
| Okinohama | Agora | Amane | Yurikisho | Asahabataki | Imamura | Hagane | |||||||||
|
2025 March
East Sandanme #67 Oshozan 4-3 |
|||||||||||||||
| Toukiryu | Gohakuun | Shinyashiki | Ayanofuji | Ishiazuma | Hakuomaru | Fujiizumi | |||||||||
|
2025 January
West Sandanme #54 Oshozan 3-4 |
|||||||||||||||
| Shinyashiki | Fujiso | Terutaka | Tokazan | Tomiyutaka | Takabayama | Ryuma |
- ○・・・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
-
- Sandanme #54
- January
-
- Sandanme #67
- March
-
- Sandanme #49
- May
-
- Jonidan #1
- July
-
- Jonidan #29
- September
-
- Sandanme #73
- November
- Debut
- March, 2016
- Highest Rank
- Sandanme #18
Rikishi from Yamanashi Prefecture
East Maegashira #14Ryuden |
Yamanashi |
Rikishi of same age (Born in 2000)
East YokozunaOnosato |
2000-06-07 |
West SekiwakeOho |
2000-02-14 |
East Maegashira #3Hiradoumi |
2000-04-20 |
West Maegashira #6Onokatsu |
2000-05-05 |
West Juryo #3Daiseizan |
2000-05-22 |
West Juryo #9Nishinoryu |
2000-08-20 |
East Juryo #12Kitanowaka |
2000-11-12 |
West Juryo #12Asasuiryu |
2000-08-09 |



west maegashira #4
east maegashira #16
East Maegashira #14
East Yokozuna
West Sekiwake
East Maegashira #3
West Maegashira #6
West Juryo #3
West Juryo #9
East Juryo #12
West Juryo #12