Easy-to-Understand Guide to Sumo Stables: The Foundation of the Sumo World Built on Tradition and Discipline

Introduction
               

Supervisor・Tsuyoshi Mizuguchi

Former sumo wrestler Shoho Tsuyoshi (real name: Tsuyoshi Mizuguchi). He belonged to the Kasugayama stable, made his debut in 2004, and rose to the rank of Makushita East 4. He also performed the Yumitori-shiki (bow-twirling ceremony) on behalf of Yokozuna Hakuho.
After retiring, he has been actively promoting sumo culture both in Japan and abroad through organizing training sessions, producing the YouTube channel "Osumo Gucchan-neru," and hosting sumo experience events.
He appeared as the character Entori in the Netflix drama *Sanctuary* and has also participated in stage performances.
Currently, he organizes inbound sumo events and shows for international visitors, and also works as a personal trainer, sharing the appeal of sumo while supporting people’s health and well-being.

A sumo stable is more than just a training facility — it is the heart of a wrestler’s daily life, where discipline, tradition, and skill development come together. In this unique environment, wrestlers of all ranks live side by side, sharing meals, chores, and intense training sessions. Understanding how a sumo stable functions offers a deeper appreciation for Japan’s national sport.

What Is a Sumo Stable?

A sumo stable is a facility where wrestlers belong, live, and train. It is managed by an oyakata (stablemaster and former professional wrestler) who belongs to the Japan Sumo Association. In addition to wrestlers, assistants, referees (gyoji), and ushers (yobidashi) may also live there. The stable typically includes a training hall, dormitories, dining hall, and bathing facilities, allowing training and daily life to be closely intertwined.

ItemDetails
OperatorOyakata (former wrestler)
Main ResidentsWrestlers, assistants, referees, ushers
FacilitiesTraining hall, dining hall, dormitory, bath
AffiliationJapan Sumo Association
PurposeWrestler training and preservation of sumo traditions

Daily Life in a Sumo Stable

Life in a sumo stable follows strict rules and habits, with training starting early in the morning. Lower-ranked wrestlers wake up earlier to prepare the training hall and clean. After training, they eat chanko-nabe, a high-nutrition hotpot, and in the afternoon they rest or perform chores.

TimeMain Activities
5:00~Wake up, clean, prepare training hall
6:00~Morning training
11:00~Meal (chanko-nabe)
AfternoonRest, chores, going out
NightFree time, bedtime

Role Distribution and Hierarchy

A strict ranking hierarchy exists in sumo stables, based on the official sumo ranking list (banzuke). The higher the rank, the fewer daily chores, allowing more focus on training, while lower-ranked wrestlers handle most of the chores.

RankMain Roles
Makuuchi WrestlersHigh freedom, focus on training
Juryo WrestlersSupported by assistants
Below MakushitaChores, meal preparation, cleaning

Training Content

Training aims at building basic physical strength and mastering techniques. Common practices include shiko (leg stomps), suri-ashi (sliding footwork), and butsukari-geiko (practice collisions). Correct posture is emphasized to prevent injuries.

TrainingPurpose
ShikoLower-body strength, balance
Suri-ashiMastery of weight transfer
Butsukari-geikoImpact strength, match feel
Torikumi-geikoMatch simulation

How to Join a Sumo Stable

To join a stable, one must meet the Japan Sumo Association’s criteria, receive the stablemaster’s approval, and pass an official examination. Most recruits join after junior high or high school, beginning a strict period of physical and mental training.

RequirementDetails
AgeUnder 23 (exceptions possible)
EducationJunior high school graduate or above
Physical SizeHeight 167cm+, weight 67kg+ (guideline)
HealthMedical confirmation of suitability

Conclusion

A sumo stable is not just a training hall — it is a place that supports every aspect of a wrestler’s life, teaching sumo spirit, manners, and discipline. Within strict rules, wrestlers compete and grow together, preserving Japan’s national sport. Understanding the structure and daily life of a sumo stable allows fans to enjoy watching sumo with deeper appreciation.

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