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Yoshinofuji Naoya

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(Redirected from Kusano Naoya)
Yoshinofuji Naoya
義ノ富士 直哉
Yoshinofuji in July 2025
Personal information
BornKusano Naoya
(2001-06-25) June 25, 2001 (age 25)
Uto, Kumamoto, Japan
Height1.85 m (6 ft 1 in)
Weight157 kg (346 lb; 24.7 st)
Career
StableIsegahama
UniversityNihon University
Current ranksee below
DebutMay 2024
Highest rankKomusubi (July 2026)
Championships2 (Jūryō)
Special PrizesFighting Spirit (2)
Outstanding Performance (1)
Technique (2)
Gold Stars3
Ōnosato (2)
Hōshōryū

Last updated: June 29, 2026

Yoshinofuji Naoya (Japanese: 義ノ富士 直哉; born as Kusano Naoya, 草野 直哉 (June 25, 2001)) is a Japanese professional sumo wrestler from Uto, Kumamoto. He made his debut in May 2024 and currently wrestles for Isegahama stable. He reached the jūryō division in March 2025. His highest rank has been komusubi. He was a runner-up in his top makuuchi division debut in July 2025, where he was considered a top contender for most of its duration, also winning the Fighting Spirit and Technique awards. He changed his ring name from Kusano to Yoshinofuji prior to the November 2025 tournament.[1]

Early life

[edit]

Kusano began practicing sumo at the age of five at a local club in his hometown of Uto, Kumamoto. During his third year at Uto City Kakujo Junior High School, Kusano won the All Japan Junior High School Sumo Championship to earn the title of Junior High School Yokozuna. He then attended Buntoku Gakuen High School where he finished runner-up in the All-Japan High School Selection Tournament during his second year. In his third year, Kusano achieved second place at the Inter-High School Championships and won the team competition at the World Junior Sumo Championships.

After high school, Kusano enrolled at Nihon University which is known for their strong sumo club. During his first year at Nihon, Kusano was the runner-up at the open weight category of the National Student Weight Class Championships, but he went on to win the same tournament In his second year. In addition, he also placed third at the National Student Sumo Championship during his second year. In his third year, Kusano secured victories in both the East Japan Student Sumo Championships and the open weight division at the National Student Weight Class Championships for the second time. In his fourth year, he won the National Student Sumo Championship which earned him the title of Student Yokozuna.

Due to his amateur sumo accomplishments, Kusano was granted makushita tsukedashi status which allowed him to make his debut at the bottom of the makushita division instead of the lowest jonokuchi division. As a result, Kusano decided to turn professional and was scheduled to join Miyagino stable as his childhood friend Kawazoe was a member of the stable. However, following the abuse case and the retirement of then-Miyagino's top ranker, Hokuseihō, Miyagino stable was suspended for an indefinite period with all personnel transferring to Isegahama stable. Due to this situation, Kusano joined Isegahama stable.

Career

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Kusano made his professional debut in May 2024 at the bottom of the makushita division. He achieved six consecutive victories, including wins over former maegashira Amakaze and giving Aonishiki just his second professional loss. Kusano was aiming for the makushita Yūshō in his first professional tournament, but lost to former jūryō wrestler Fujiseiun in his final bout. Nevertheless, he finished with a strong 6–1 record. On the 14th day of the July 2024 tournament, Kusano was hit with a powerful slap (a completely legal move) in his match against Nishinoryū [ja] which caused him to lose consciousness and collapse. After five minutes and not having moved a muscle, Kusano was stretchered off the dohyō with Miyagino (the 69th Yokozuna Hakuhō) aiding him from the side. Kusano was rushed to a hospital in Nagoya by ambulance and reportedly complained of pain in his head and neck, symptoms of a concussion.[2] Nevertheless, on the final day of the tournament, Kusano was seen in good spirits in the preparation room. Nevertheless, Kusano continued to post winning records and was promoted to the rank of makushita 3 for the January 2025 tournament. In this tournament, he defeated jūryō-ranked Kiryūkō [ja] and finished with a 4–3 record, securing a promotion to jūryō for the March 2025 tournament. This achievement marked his rise to the jūryō division in less than a year since his professional debut. He won his first eight bouts in his first jūryō tournament in March 2025, extending his career-long streak of winning records, and went on to win the title with a 14–1 record, earning promotion to jūryō 1 for the May tournament.

Kusano again took home the jūryō championship in May 2025 with a final record of 13 wins. With the victory, Kusano became the fourth competitor since the Heisei era (since 1989) to win two consecutive tournaments after being promoted to jūryō for the first time, and was promoted to the top division for July.[3]

At the July 2025 tournament, Kusano defeated many rank-and-file opponents. He entered the final day tied for second place with Ukrainian Aonishiki, and one win behind tournament leader Kotoshōhō,[4] but lost the following day to Takayasu. He became the runner-up in a five-way tie with Aonishiki, Atamifuji, Ōnosato and Tamawashi, and also claimed the Fighting Spirit and Technique prizes.[5]

In September Kusano won eight matches, extending his streak of winning records to nine tournaments. Upon the release of the November 2025 tournament rankings, Kusano changed his shikona, or ring name, to Yoshinofuji (義ノ富士). Stablemaster Isegahama (the 73rd yokozuna Terunofuji) commented on the name change, saying that the former Kusano insisted on using the kanji character yoshi (), while Isegahama wanted to keep the stable tradition of using fuji (富士) in the ring name. Isegahama said that he wanted Yoshinofuji to live up to his new name, which embodies loyalty and compassion.[6]

Yoshinofuji collected his first kinboshi by defeating yokozuna Ōnosato at the November 2025 tournament.[7] At the following tournament in January 2026 he defeated both yokozuna, Hōshōryū and Ōnosato.[8] It marked the first time that a wrestler collected gold stars on consecutive days since Myōgiryū accomplished the feat in January 2020.[9]

Yoshinofuji's original tegata (handprint & signature) using the Kusano shikona.

Personal life

[edit]

Yoshinofuji's hobby is visiting the sauna, his favorite food is sushi, his favorite musician is Shōgo Hamada, and his favorite manga is Detective Conan. Yoshinofuji is childhood friends with stablemate Kawazoe as they attended elementary school, junior high school, high school, and university together.

In July 2026, Yoshinofuji's hometown was struck by the 2026 Kumamoto earthquake. Yoshinofuji, who was in the region visiting Uki, experienced the disaster firsthand. During the Japan Sumo Association's summer tour in Gifu he spoke to the press, after participating in the initial rescue efforts, about the partial destruction of his father's yakiniku restaurant and the family home.[10][11]

Fighting style

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Yoshinofuji is a yotsu-sumo wrestler who prefers grappling to pushing and thrusting techniques. He favors a migi-yotsu (left hand outside, right hand inside) position when gripping his opponent's mawashi. He won most of his bouts with a straightforward yorikiri (frontal force out). His second most common kimarite in oshidashi (frontal push out).

During the January 2026 tournament in which Yoshinofuji beat both yokozuna competitors, chief judge Kokonoe (former ōzeki Chiyotaikai) noted that Yoshinofuji was a strong sumo wrestler, with a strong lower back, pulling power and muscle strength.[12]

Career Record

[edit]
Yoshinofuji Naoya[13]
Year January
Hatsu basho, Tokyo
March
Haru basho, Osaka
May
Natsu basho, Tokyo
July
Nagoya basho, Nagoya
September
Aki basho, Tokyo
November
Kyūshū basho, Fukuoka
2024 x x Makushita tsukedashi #60
61
 
West Makushita #29
52
 
West Makushita #17
52
 
East Makushita #7
43
 
2025 West Makushita #3
43
 
West Jūryō #14
141
Champion

 
West Jūryō #1
132
Champion

 
East Maegashira #14
114
FT
West Maegashira #6
87
 
East Maegashira #5
96
T
2026 West Maegashira #1
87
O
West Maegashira #1
78
 
East Maegashira #2
114
F
East Komusubi #1
69
 
x x
Record given as wins–losses–absences    Top division champion Top division runner-up Retired Lower divisions Non-participation

Sanshō key: F=Fighting spirit; O=Outstanding performance; T=Technique     Also shown: =Kinboshi; P=Playoff(s)
Divisions: Makuuchi Jūryō Makushita Sandanme Jonidan Jonokuchi

Makuuchi ranks: Yokozuna Ōzeki Sekiwake Komusubi Maegashira

See also

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References

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  1. https://www.sumo.or.jp/EnSumoDataRikishi/profile/4279/
  2. 大相撲のホープ、取組後に意識不明→緊急搬送 宮城野親方が献身的に対応 西幕下29枚目の草野 (in Japanese). Nikkan Sports. 27 July 2024. Retrieved 13 September 2025.
  3. "草野が2場所連続十両優勝 名古屋場所で新入幕確実「2桁目指して三賞取りたい」" (in Japanese). Nikkan Sports. 25 May 2025. Retrieved 25 May 2025.
  4. "Sumo: Kotoshoho nears title as Kusano downs Aonishiki to stay in race". Kyodo News. 26 July 2025. Retrieved 26 July 2025.
  5. "Sumo: Kotoshoho beats Aonishiki to claim maiden Emperor's Cup". Kyodo News. 27 July 2025. Retrieved 27 July 2025.
  6. "【九州場所新番付】草野が「義ノ富士」に改名、「義」という漢字にこだわっていた" (in Japanese). Nikkan Sports. 27 September 2025. Retrieved 27 September 2025.
  7. "Sumo: Young talent Yoshinofuji upsets Onosato, creates tie in title race". Kyodo News. 18 November 2025. Retrieved 18 November 2025.
  8. "Sumo: Yoshinofuji stuns Onosato to claim second yokozuna victim on Day 4". Kyodo News. 14 January 2026. Retrieved 14 January 2026.
  9. "大の里が義ノ富士の左上手投げに屈し初黒星、両大関が初黒星 勝ちっ放しは霧島と欧勝馬、阿炎" (in Japanese). Nikkan Sports. 14 January 2026. Retrieved 14 January 2026.
  10. "熊本県宇土市出身の小結・義ノ富士 地震発生時は帰省中で「死ぬかと」 父経営の焼肉店の被害も明かす" (in Japanese). Sports Nippon. 3 August 2026. Retrieved 3 August 2026.
  11. "義ノ富士 実家半壊「死ぬかと」 震度7熊本に帰省中だった 秋場所活躍で故郷に勇気を" (in Japanese). Sports Nippon. 3 August 2026. Retrieved 3 August 2026.
  12. "義ノ富士、大の里撃破2日連続金星 九重審判長「食いそうな雰囲気あった。大の里は脅威感じて」" (in Japanese). Nikkan Sports. 14 January 2026. Retrieved 14 January 2026.
  13. "Yoshinofuji Naoya Rikishi Information". Sumo Reference. Retrieved 29 October 2025.
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