Rikishi Profile
Basic Information
| Nishikimaru | |
| Stable | Asahiyama |
|---|---|
| Name | Koki Yamamoto |
| Ring Name | Yamamoto → Nishikimaru |
| Current Rank | Jonokuchi #9 |
| Birthday | April 3, 2003 |
| Birthplace | Chiba |
| Height | 174.5cm |
| Weight | 226.9kg |
| 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:
- 93-147-26
- Makuuchi Records:
- 0-0
as of November 2025
Most-Used Winning Techniques
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- yorikiri
- 33%
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- oshidashi
- 22%
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- hatakikomi
- 22%
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- etc
- 23%
9wins 19matches
Tournament Records
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2025 November
East Jonokuchi #9 Nishikimaru 0-0 |
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2025 September
East Jonidan #99 Nishikimaru 1-5-1 |
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| Hamada | Aratobi | Yamada | Azumayama | Bakukoshin | Shishimaru | ||||||||||
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2025 July
East Jonidan #74 Nishikimaru 2-5 |
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| Fukushoryu | Kaihakusho | Yamada | Hokutoshin | Azumanami | Adachi | Okuniiwa | |||||||||
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2025 May
West Jonokuchi #5 Nishikimaru 4-0-3 |
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| Kazeoki | Hara | Kyonosato | Seiseigo | ||||||||||||
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2025 March
West Jonokuchi #11 Nishikimaru 1-0-6 |
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| Higohikari | |||||||||||||||
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2025 January
West Jonokuchi #12 Nishikimaru 1-0-6 |
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| Wakasasaki |
- ○･･･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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- Jonokuchi #12
- January
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- Jonokuchi #11
- March
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- Jonokuchi #5
- May
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- Jonidan #74
- July
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- Jonidan #99
- September
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- Jonokuchi #9
- November
- Debut
- March, 2019
- Highest Rank
- Jonidan #28
Rikishi from Chiba Prefecture
 East OzekiKotozakura |
Chiba |
 East KomusubiTakanosho |
Chiba |
 West Maegashira #10Kotoshoho |
Chiba |
 East Juryo #2Kotoeiho |
Chiba |
East Maegashira #1
West Juryo #13
West Juryo #14