Rikishi Profile
Basic Information
| Osanai Koju | |
| Stable | Takasago |
|---|---|
| Name | Koju Osanai |
| Ring Name | Osanai |
| Current Rank | Makushita #27 |
| Birthday | March 1, 1999 |
| Birthplace | Aomori |
| Height | 177.5cm |
| Weight | 116.7kg |
| Signature Maneuver | moro-zashi/oshi, yori, dashinage |
Awards Won
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- 0
-

- 0
-

- 1
-

- 0
-

- 1
-

- 0
-

- 0
-

- 0
-

- 0
-

- 0
- Career Record:
- 103-83-3
- Makuuchi Records:
- 0-0
as of November 2025
Most-Used Winning Techniques
-
- yorikiri
- 29%
-
- yoritaoshi
- 19%
-
- uwatenage
- 10%
-
- etc
- 42%
21wins 39matches
Tournament Records
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | |
|
2025 November
East Makushita #27 Osanai Koju 0-0 |
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|
2025 September
East Makushita #19 Osanai Koju 3-4 |
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| Okaryu | Shimazuumi | Hanaoka | Shiroma | Tochikodai | Kurohimeyama | Awanokuni | |||||||||
|
2025 July
East Makushita #25 Osanai Koju 4-3 |
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| Shiroma | Tendozan | Daishoho | Kurohimeyama | Shohoryu | Kitaharima | Chiyotora | |||||||||
|
2025 May
East Makushita #42 Osanai Koju 5-2 |
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| Kurohimeyama | Tokitenran | Daishinkai | Oyamada | Shiroma | Chiyooga | Kotokenryu | |||||||||
|
2025 March
West Makushita #19 Osanai Koju 1-3-3 |
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| Tosamidori | Daimasakari | Haruyama | Nishinoryu | ||||||||||||
|
2025 January
East Makushita #5 Osanai Koju 1-6 |
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| Otsuji | Kaiseijo | Hitoshi | Kazekeno | Akua | Matsui | Kamito |
- ○・・・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
-
- Makushita #5
- January
-
- Makushita #19
- March
-
- Makushita #42
- May
-
- Makushita #25
- July
-
- Makushita #19
- September
-
- Makushita #27
- November
- Debut
- March, 2021
- Highest Rank
- Makushita #5
Stablemates
west maegashira #17Asakoryu |
Takasago |
west juryo #2Asahakuryu |
Takasago |
west juryo #4Asanoyama |
Takasago |
west juryo #12Asasuiryu |
Takasago |
Rikishi from Aomori Prefecture
East Maegashira #15Nishikifuji |
Aomori |
East Juryo #7Takerufuji |
Aomori |
Rikishi of same age (Born in 1999)
West YokozunaHoshoryu |
1999-05-22 |
West Maegashira #10Kotoshoho |
1999-08-26 |
West Maegashira #11Roga |
1999-03-02 |
West Juryo #2Asahakuryu |
1999-01-08 |
East Juryo #5Hatsuyama |
1999-11-05 |
West Juryo #5Tochitaikai |
1999-10-12 |
East Juryo #7Takerufuji |
1999-04-09 |
West Juryo #7Shirokuma |
1999-05-25 |
East Juryo #8Kayo |
1999-07-14 |
West Juryo #8Kazekeno |
1999-06-04 |



west maegashira #17
west juryo #2
west juryo #4
west juryo #12
East Maegashira #15
East Juryo #7
West Yokozuna
West Maegashira #10
West Maegashira #11
East Juryo #5
West Juryo #5
West Juryo #7
East Juryo #8
West Juryo #8