Kogomaru
Jonidan 20Highest rank: Jonidan 20
Championships and special prizes are counted from 2000 Aki Basho onward; kinboshi are counted from 2000 Hatsu Basho onward.
What is the strength index?▼
A single number that represents a rikishi's current competitive strength.
• Calculated from every bout's wins and losses alone (not banzuke rank or body measurements).
・It rises more for wins over strong opponents and falls more for losses to lower-rated opponents.. The opponent's strength is part of the calculation.
• Everyone starts around 1,500 and rises with winning records. Upper Makuuchi is typically around 2500 or more or higher.
• Unlike the human-set banzuke, it is driven only by results, so it can show improvement or decline before the ranking catches up.
Based on an Elo rating adapted from systems used in games such as chess.
In bouts involving this rikishi, Data Oyakata has correctly predicted 65%(144/221).
Rank and record in the last six basho
Most successful winning techniques wins by this technique
Most common losses by technique loses by this technique
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Yorikiri35
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Fighting-style profile
Winning techniques93 bouts. Relative values, with the most common style set to 100.
Additional statistics
- Tokyo 46% (51-59)
- Nagoya 50% (21-21)
- Fukuoka 31% (11-24)
- Osaka 32% (11-23)
Win rate by tournament day (Days 1-15)
Each figure is the career win rate for that day. It shows whether a rikishi starts fast or improves late in a basho.
Frequent opponents
Open an opponent to view the head-to-head record.
Sonoshun 4 wins 1 losses ▼
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2025 Hatsu Basho 5Day LossOshidashi
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2024 Kyushu Basho 1Day WinHatakikomi
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2024 Aki Basho 6Day WinHatakikomi
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2022 Kyushu Basho 5Day WinHatakikomi
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2022 Nagoya Basho 5Day WinTsukiotoshi
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Maniwayama 0 wins 4 losses ▼
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2024 Kyushu Basho 4Day LossYorikiri
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2023 Hatsu Basho 11Day LossYorikiri
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2022 Kyushu Basho 15Day LossUwatenage
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2021 Nagoya Basho 14Day LossKatasukashi
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Akinishiki 0 wins 4 losses ▼
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2024 Haru Basho 5Day LossOshidashi
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2023 Kyushu Basho 7Day LossOshidashi
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2022 Kyushu Basho 8Day LossYorikiri
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2022 Haru Basho 7Day LossYorikiri
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Hokutoizumi 2 wins 2 losses ▼
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2025 Natsu Basho 8Day LossHatakikomi
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2024 Nagoya Basho 12Day WinOshidashi
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2024 Haru Basho 3Day LossOshitaoshi
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2023 Nagoya Basho 14Day WinOshidashi
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Daiko 1 wins 2 losses ▼
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2025 Aki Basho 1Day WinOkuridashi
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2025 Nagoya Basho 2Day LossYorikiri
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2025 Natsu Basho 11Day LossSukuinage
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Yamadaumi 3 wins 0 losses ▼
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2025 Haru Basho 6Day WinYorikiri
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2025 Hatsu Basho 2Day WinYorikiri
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2024 Nagoya Basho 10Day WinOshidashi
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