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About<br>Sumo

A sport, a Shinto rite and a livelihood, practised in more or less its present form for four centuries. Everything below is how grand sumo actually works — the ranks that decide a man's pay, the ceremonies nobody explains on television, and all ninety ways a bout can be won.

Glossary

The terms you will meet watching a tournament or reading results, grouped by where they come up. The winning techniques have a searchable table of their own, further down.

People
A yokozuna in the white tsuna rope, arms spread, flanked by two attendants in the ring.
Yokozuna Kakuryū in the tsuna, with his sword-bearer and herald crouched either side. Jeffrey Pauletto · CC BY-SA 2.0
Photograph from 1869 of two yokozuna wearing ceremonial ropes and aprons.
Shiranui & Kimenzan, 1869 Among the earliest photographs of yokozuna — the dress has barely changed since. Felice Beato · public domain
Rikishi
A sumo wrestler. Literally "strength man". Sumōtori is also used.
Sekitori
A salaried wrestler — anyone ranked jūryō or above.
Yokozuna
Grand champion, the highest rank. Named for the rope worn at the waist.
Ōzeki
The second rank. Demoted after two consecutive losing tournaments.
San'yaku
The three titled ranks below yokozuna: ōzeki, sekiwake, komusubi.
Maegashira
The untitled ranks of the top division, numbered from 1 downward.
Oyakata
A stablemaster; a retired wrestler holding one of the Association's elder shares.
Gyoji
The referee in the ring, in court dress, carrying a war fan.
Shimpan
The five ringside judges, who outrank the gyoji.
Yobidashi
The usher who sings the wrestlers' names, sweeps the ring and beats the drum.
Tokoyama
The hairdresser who ties the topknots.
Tsukebito
A junior wrestler assigned as personal attendant to a sekitori.
The tournament
Attendants carrying sponsor banners in a circle around the sumo ring.
Kenshō Yobidashi parade the sponsors' banners before a bout. Each one is prize money the winner collects in an envelope. Simon Q · CC BY 2.0
A full ring of wrestlers in embroidered aprons with arms raised.
Dohyō-iri The makuuchi division enters the ring together on the tournament's final day. Jeffrey Pauletto · CC BY-SA 2.0
Basho
A tournament. Six a year, fifteen days each.
Honbasho
An official tournament, where results count towards rank.
Banzuke
The hand-brushed ranking sheet issued before each tournament.
Torikumi
The bout schedule; also an individual matchup.
Senshūraku
The final day of a tournament.
Yūshō
The championship, taken by the best record in a division.
Kachikoshi
A winning record — eight or more wins from fifteen. Brings promotion.
Makekoshi
A losing record. Brings demotion.
Kinboshi
"Gold star" — a maegashira beating a yokozuna. Earns a permanent pay rise.
Hoshitori
The day-by-day results chart. Filled circle for a win, open circle for a loss.
Kyūjō
Withdrawal from a tournament through injury or illness.
Fusenshō / fusenpai
A win or loss by default, when an opponent withdraws.
Jungyō
The regional exhibition tours between tournaments.
Kenshō
Sponsor prize money, paraded on banners before a bout and handed to the winner.
In the ring
Overhead view of the clay sumo ring with two wrestlers engaged and a referee alongside.
Dohyō The full ring: straw bales set into clay, the two white starting lines visible at the centre. ElHeineken · CC BY-SA 4.0
Two wrestlers colliding at the start of a bout as the referee watches.
Tachiai The charge. No signal is given — the two men must agree on the instant themselves. Takato Marui · CC BY-SA 2.0
Two wrestlers locked in a belt grip at the edge of the ring.
Yotsu-zumo A belt battle at the tawara, where most bouts are finally decided. Yves Picq · CC BY-SA 3.0
Dohyō
The clay ring, rebuilt for every tournament.
Tawara
The rice-straw bales that mark the ring's edge.
Tokudawara
The four bales set slightly outside the circle, giving a little extra room.
Shikiri-sen
The two white starting lines, 70 cm apart.
Tachiai
The initial charge. Both wrestlers must start it in unison.
Matta
A false start.
Shikiri
The preparation ritual before the charge.
Shiko
The high leg-lift and stamp — ritual purification and core training.
Chikaramizu
"Power water", offered by the previous winner on the same side.
Kimarite
The technique that decided a bout.
Mono-ii
A judges' conference over a disputed decision.
Torinaoshi
A rematch ordered when a bout is too close to separate.
Shini-tai
"Dead body" — a wrestler already past saving, whose opponent is judged to have won even if he lands first.
Kinjite
Forbidden techniques. Using one loses the bout.
Hansoku
Disqualification for a foul.
Grips & positions
Mawashi
The belt. Silk for sekitori, cotton below.
Yotsu-zumo
Belt-fighting — winning by grip and leverage.
Oshi-zumo
Pushing and thrusting, without taking the belt.
Uwate
An outside grip, arm over the opponent's arm.
Shitate
An inside grip, arm under.
Migi-yotsu / hidari-yotsu
Right-inside or left-inside grip — a wrestler almost always prefers one.
Morozashi
Both arms inside, a dominant position.
Tsuppari
Rapid open-hand thrusts to the chest and throat.
Harite
An open-hand slap to the face. Legal, if frowned on from a yokozuna.
Henka
Sidestepping at the charge. Legal, effective, and widely disliked.
Dress & ceremony
Two embroidered ceremonial sumo aprons displayed in a museum case, one green with a castle, one with a peacock.
Keshō-mawashi Silk aprons worn only for the ring-entering ceremony, embroidered and fringed in gold. Usually a gift from a supporters' association. John Seb Barber · CC BY 2.0
A wrestler kneeling in the ring while a man in white cuts his topknot before a full arena.
Danpatsu-shiki The retirement ceremony. Hundreds of guests each take a snip of the topknot before the stablemaster makes the final cut. Matt Smith · CC BY-SA 2.0
A large bowl of chanko-nabe hotpot with vegetables and meat, served with rice.
Chanko-nabe The stable's staple hotpot — protein-heavy, eaten in volume after training and before sleep. 円周率3パーセント · CC BY-SA 4.0
Keshō-mawashi
The embroidered ceremonial apron worn for the ring-entering ceremony.
Dohyō-iri
The ring-entering ceremony.
Tsuna
The white rope worn by a yokozuna, weighing up to 20 kg.
Unryū / Shiranui
The two styles of yokozuna ring-entering ceremony.
Chonmage
The topknot worn by all wrestlers.
Ōichō
The ginkgo-leaf topknot, worn by sekitori for bouts.
Danpatsu-shiki
The retirement ceremony at which the topknot is cut off.
Heya
A training stable, where wrestlers live and train.
Chanko-nabe
The hotpot that is the staple of a wrestler's diet.
Shikona
A wrestler's ring name, often granted by his stablemaster.
Hinkaku
Dignity befitting the rank — a formal, unquantified requirement for yokozuna promotion.

The 90 kimarite

Every bout is officially assigned a kimarite — the technique that finished it. The Sumo Association recognises 82 winning techniques plus a set of non-technique outcomes. The figures below are real: total recorded uses of each technique in professional sumo since 1958.

What it shows is how lopsided the sport is. Two techniques account for a little over half of all sumo ever recorded, and the bottom forty are rarer than most fans will see in a lifetime of watching.

Technique Meaning Type Recorded uses

The rules

The rules are famously short. Two ways to lose, and that is nearly all of it:

1
Touch the ground with any part of the body other than the soles of the feet
2
Step out of, or be forced out of, the straw ring

There are no weight classes, no rounds and no points. A 98 kg man can be drawn against one of 180 kg, and regularly is. Bouts are decided in seconds — the great majority inside ten — which is why the preparation takes four minutes and the fight itself often takes four seconds.

Forbidden acts — kinjite

A handful of techniques bring immediate disqualification (hansoku): striking with a closed fist, grabbing the hair, gouging the eyes or solar plexus, seizing the throat, kicking the chest or stomach, bending fingers back, and grasping the vertical front fold of the opponent's belt. Open-hand slapping to the face, by contrast, is entirely legal and common.

When it is too close to call

The referee must always point his fan to a winner — he is not allowed to hesitate. If the five ringside judges disagree, they climb into the ring for a conference (mono-ii) and may uphold the call, reverse it (sashichigae), or order the bout fought again (torinaoshi). A rikishi who is already falling irrecoverably may still be ruled the winner under the shini-tai "dead body" principle, because his opponent's defeat was inevitable first.

The dohyō

The ring is built from scratch for every tournament out of a particular clay, and dismantled afterwards. It is not a floor so much as an altar: a roof in the style of a Shinto shrine hangs above it, and the four coloured tassels at its corners stand for the seasons and the guardian beasts of the four directions.

4.55 m
Diameter of the ring, bounded by half-buried rice-straw bales
6.7 m
Width of the square clay platform it sits on
34–60 cm
Height of the platform above the arena floor
2
Starting lines — the shikiri-sen, 70 cm apart

Four of the bales are set slightly outside the circle at the compass points. These are the tokudawara, and the small pocket of space they create has saved countless rikishi from stepping out — a survival that is very much part of the ring's design rather than an accident of it.

Women are not permitted to enter the dohyō. The Japan Sumo Association maintains the ring is a sacred space under Shinto practice; the rule has drawn sustained criticism, most sharply in 2018 when officials asked nurses to leave the ring while they were giving first aid to a collapsed mayor.

Ranks & the banzuke

Everything in sumo is rank. It sets a man's pay, whether he may wear silk, who carries his bags, and whether he is a salaried professional or an unpaid apprentice. The ranking sheet — the banzuke — is published thirteen days after each tournament, hand-brushed in a dense calligraphic style called sumo-ji, and the size of the lettering shrinks with rank. The list below is set the same way.

Yokozuna
Grand champion · cannot be demoted
Ōzeki
Champion · two bad tournaments to fall
Sekiwake
Junior champion
Komusubi
Lowest of the sanyaku
Maegashira
Rank and file of the top division
Jūryō
Second division · salaried from here up
Makushita
Third division · unpaid, small allowance only
Sandanme · Jonidan · Jonokuchi
The lower divisions

The line that matters

The meaningful border is between jūryō and makushita. Above it a man is sekitori: he draws a salary, wears a silk belt, has junior wrestlers to attend him and fights fifteen bouts a tournament. Below it he is an apprentice on an allowance, fights seven, does the chores, and eats after his seniors have finished.

Kachikoshi and makekoshi

A winning record — kachikoshi, eight wins or better from fifteen — moves a man up. A losing record, makekoshi, moves him down. The whole ladder turns on that single figure of eight.

Promotion to the top

Promotion to ōzeki is conventionally taken to need roughly 33 wins across three consecutive tournaments at sekiwake or komusubi. Yokozuna promotion requires two consecutive championships as ōzeki, or the equivalent, plus a judgement about dignity — hinkaku — which is deliberately not quantified. A yokozuna can never be demoted; if he can no longer perform to the rank, he is expected to retire instead.

Ceremonies

Dohyō-iri — the ring-entering ceremony

Before the day's bouts, the wrestlers of each division enter the ring in ascending order of rank, wearing keshō-mawashi — heavy silk aprons, embroidered and fringed in gold, often paid for by a supporters' association and costing as much as a car. They form a circle, face outward, then turn inward, clap, raise one hand, lift the apron slightly and raise both hands. The gesture means the same thing it has always meant: I carry no weapon.

The yokozuna's own entrance

A yokozuna does not appear in the group. He performs alone, wearing the white tsuna — a rope of up to twenty kilograms, hung with folded paper zigzags of the kind found at shrine gates — and attended by a sword-bearer (tachimochi) and a herald (tsuyuharai). He claps to summon the gods' attention, spreads his arms with palms up to show he is unarmed, then raises each leg high and brings it down with a heavy stamp — shiko — driving evil out of the ring.

There are two styles, and a yokozuna picks one for his career. Unryū ties the rope in a single loop and leaves one arm bent — read as defensive. Shiranui ties two loops and spreads both arms wide — read as aggressive, and superstitiously reckoned unlucky, since several who chose it had short reigns.

The end of a tournament

The wrestler with the best record in the top division takes the yūshō and the Emperor's Cup. If two or more finish level, they meet in a play-off on the spot. Three special prizes may also be awarded to maegashira-ranked wrestlers: shukun-shō for outstanding performance, kantō-shō for fighting spirit, and ginō-shō for technique.

Gyoji & shimpan

The gyoji is far more than a referee. He wears court dress modelled on the samurai style of some 800 years ago, calls the wrestlers up, sets the bout in motion, judges it, and between tournaments hand-writes the banzuke in the calligraphic style the job requires. Gyoji are ranked as strictly as the wrestlers are, and you can read a man's rank off his equipment.

Gyoji rank Tassel on the fan Footwear
Tate-gyoji (top)Purple, or purple and whiteTabi and straw sandals
San'yakuVermillionTabi and straw sandals
MakuuchiRed and whiteTabi
JūryōBlue and whiteTabi
Lower divisionsBlue, or blackBarefoot

Only a tate-gyoji may officiate a yokozuna's bout. The two most senior carry the inherited professional names Kimura Shōnosuke and Shikimori Inosuke, and by long tradition each carries a short sword — a formal reminder that a wrong call was once a matter for ritual suicide. In practice a modern gyoji whose decision is overturned submits a resignation, which is politely refused.

The judges

Five shimpan — retired wrestlers now elders of the Association — sit at the four sides and one corner of the ring. They, not the gyoji, have the final say. Any of them may call a mono-ii and stop proceedings, and video review has been used since 1969.

The shikiri

In the top division a bout is preceded by four minutes of ritual, and the ritual is the part most spectators travel to see. It is not stalling; every element of it is prescribed.

Salt

Each wrestler takes a handful from baskets at the east and west of the ring and scatters it across the clay, purifying the sacred ground and praying for a safe bout. It has a practical function too — it disinfects the small cuts and grazes that come with the work. Roughly 45 kilograms of salt are thrown across a fifteen-day tournament.

Chikaramizu — power water

A wrestler rinses his mouth with water handed to him by the winner of the previous bout on his side, or by the man due to fight next if his side lost. A defeated wrestler may not pass the water on; the gesture carries only from strength.

Shiko and the crouch

The leg-lifting stamp drives evil from the ring and is also the sport's foundational training exercise. Then the wrestlers squat at the two starting lines, clap, spread their arms and turn their palms down — again, no weapons — and settle into the crouch, fists to the clay.

The tachiai

There is no starting signal. The two men must synchronise it themselves: both fists must touch the ground, and the charge begins the instant they agree, silently, that it has. A mistimed start (matta) is reset and disapproved of. This moment decides more bouts than any technique does.

The basho year

Six tournaments a year, each fifteen days, always beginning and ending on a Sunday. Top-division wrestlers fight once a day, every day.

Month Tournament City Venue
JanuaryHatsu bashoTokyoRyōgoku Kokugikan
MarchHaru bashoOsakaEDION Arena
MayNatsu bashoTokyoRyōgoku Kokugikan
JulyNagoya bashoNagoyaIG Arena
SeptemberAki bashoTokyoRyōgoku Kokugikan
NovemberKyūshū bashoFukuokaFukuoka Kokusai Center

Between tournaments the wrestlers tour — jungyō — giving exhibitions in regional towns. These bouts are not competitive and do not count towards any record.

A rikishi's life

Wrestlers live in a heya — a stable — under a stablemaster who is a retired wrestler himself. Juniors sleep in communal rooms, rise around five, and train on an empty stomach. Only sekitori may sleep apart, marry and live outside.

Why they are the size they are

There is no weight limit, so mass is an advantage and is deliberately built. Training happens before eating; the day's first meal is chanko-nabe, a protein-heavy hotpot eaten in enormous quantity and followed by sleep, which is precisely how you gain weight. Juniors cook it and serve it, and eat last.

Hair, belts and dress

Every wrestler wears the topknot — chonmage — dressed by a specialist hairdresser, the tokoyama. Sekitori wear the elaborate ginkgo-leaf style, ōichō, for bouts. In public a wrestler must wear traditional dress; junior men are restricted to a thin cotton robe and wooden sandals even in winter. At retirement, the topknot is cut off in a public ceremony, the danpatsu-shiki, by hundreds of guests in turn, with the stablemaster making the final cut.

Pay

Below jūryō there is no salary — only a modest tournament allowance. Reaching jūryō changes a man's life overnight: a monthly salary, prize money, a personal attendant, and the right to wear silk.

Origins

Sumo's founding story is a death match. In the Nihon Shoki, the eighth-century chronicle, a strongman named Taima-no-Kehaya boasts that no one alive can match him. The emperor summons Nomi-no-Sukune to answer it. Sukune breaks his opponent's ribs and then his back, and is rewarded with Kehaya's land. He is still venerated as the patron of the sport.

What followed was less violent and more agricultural. For three centuries the Imperial Court staged sumai no sechie — ritual bouts held to divine the year's harvest and to entertain the emperor. Sumo was liturgy before it was spectacle, and the rituals that survive today, the salt and the stamping and the roof over the ring, are the residue of that.

c. 23 BCE — legendary

Nomi-no-Sukune defeats Taima-no-Kehaya

Recorded in the Nihon Shoki. Sukune becomes the sport's patron deity.

8th–12th century

Sumai no sechie at the Heian court

Annual ritual matches tied to the harvest, held for roughly 300 years before the court's decline ended them.

12th–16th century

The warrior centuries

With the court eclipsed, sumo becomes military training for the samurai class and a fixture of shrine festivals.

Edo period, 1600s–1800s

Sumo turns professional

Fundraising tournaments for shrines and temples — kanjin-zumo — become paid public entertainment. The ranking sheet, the ring and the referee's authority all take their modern shape here.

1909

The first Kokugikan opens

Sumo moves indoors in Ryōgoku and is formally styled the national sport.

1958 to now

Six tournaments a year

The modern calendar settles into its present shape. Every bout from this year onward is in the record — which is where the figures on this page come from.

Sources. Technique names and usage figures are pulled live from sumo-api.com, covering every professional bout recorded since 1958. Historical and ceremonial detail follows the Japan Sumo Association's own introduction to sumo, rewritten here rather than reproduced. Measurements and rules follow the Association's published regulations. Corrections are welcome.