Rikishi Profile
Basic Information
| Osanai Koju | |
| Stable | Takasago |
|---|---|
| Name | Koju Osanai |
| Ring Name | Osanai |
| Current Rank | Makushita #19 |
| Birthday | March 1, 1999 |
| Birthplace | Aomori |
| Height | 178.0cm |
| Weight | 112.7kg |
| Signature Maneuver | moro-zashi/oshi, yori, dashinage |
Awards Won
-

- 0
-

- 0
-

- 1
-

- 0
-

- 1
-

- 0
-

- 0
-

- 0
-

- 0
-

- 0
- Career Record:
- 115-92-3
- Makuuchi Records:
- 0-0
as of May 2026
Most-Used Winning Techniques
-
- yorikiri
- 38%
-
- uwatenage
- 17%
-
- shitatenage
- 13%
-
- etc
- 32%
24wins 42matches
Tournament Records
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | |
|
2026 May
East Makushita #19 Osanai Koju 0-0 |
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|
2026 March
West Makushita #32 Osanai Koju 5-2 |
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| Oyamada | Uzumasa | Ikarigata | Akua | Shiroma | Hananoumi | Kiyota | |||||||||
|
2026 January
West Makushita #21 Osanai Koju 3-4 |
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| Akua | Kaki | Shiroma | Obara | Dewataikai | Ikarigata | Asonoyama | |||||||||
|
2025 November
East Makushita #27 Osanai Koju 4-3 |
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| Shimizuumi | Ryusho | Wakamiyabi | Tokunomusashi | Nihonyanagi | Bushozan | Daikosho | |||||||||
|
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 |
- ○・・・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 #25
- July
-
- Makushita #19
- September
-
- Makushita #27
- November
-
- Makushita #21
- January
-
- Makushita #32
- March
-
- Makushita #19
- May
- Debut
- March, 2021
- Highest Rank
- Makushita #5
Stablemates
west maegashira #7Asakoryu |
Takasago |
west maegashira #8Asahakuryu |
Takasago |
east maegashira #10Asanoyama |
Takasago |
west juryo #4Asasuiryu |
Takasago |
Rikishi from Aomori Prefecture
West Maegashira #9Nishikifuji |
Aomori |
West Juryo #2Takerufuji |
Aomori |
East Juryo #13Okaryu |
Aomori |
Rikishi of same age (Born in 1999)
East YokozunaHoshoryu |
1999-05-22 |
West SekiwakeKotoshoho |
1999-08-26 |
West Maegashira #8Asahakuryu |
1999-01-08 |
West Maegashira #14Roga |
1999-03-02 |
West Juryo #2Takerufuji |
1999-04-09 |
West Juryo #3Hatsuyama |
1999-11-05 |
West Juryo #8Shirokuma |
1999-05-25 |
West Juryo #9Kayo |
1999-07-14 |
East Juryo #11Kazekeno |
1999-06-04 |
East Juryo #14Tochitaikai |
1999-10-12 |



west maegashira #7
west maegashira #8
east maegashira #10
west juryo #4
West Maegashira #9
West Juryo #2
East Juryo #13
East Yokozuna
West Sekiwake
West Maegashira #14
West Juryo #3
West Juryo #8
West Juryo #9
East Juryo #11
East Juryo #14