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Judo Terminology

Judo practitioners kneeling in rows on a dojo mat before training
Members of a Judo class prepare before a training session.
Image: Cpl. Jeff Sisto / United States Marine Corps via Wikimedia Commons · Public domain, U.S. federal government work

Overview

Find the word for the situation.

Read Japanese spelling, pronunciation, meaning and use together. A glossary explains words; the event rulebook defines refereeing thresholds.

Look up a term by use

People

Judoka 柔道家

Reading
じゅうどうか · jūdōka
Meaning
Judo practitioner
When used
Describing a person who practises Judo.
Related page
Judo

People

Sensei 先生

Reading
せんせい · sensei
Meaning
Teacher
When used
Addressing a teacher; wider Japanese usage is not confined to Judo.
Related page
Dojo Etiquette

People

Tori 取

Reading
とり · tori
Meaning
Performer of the designated technique
When used
Paired drills and kata; partners can exchange roles.
Related page
Judo Techniques

People

Uke 受

Reading
うけ · uke
Meaning
Receiver of the designated technique
When used
Paired drills and kata; receiving is an active role.
Related page
Ukemi

Dojo

Dōjō 道場

Reading
どうじょう · dōjō
Meaning
Training hall
When used
Naming the place of practice.
Related page
Dojo Etiquette

Dojo

Tatami 畳

Reading
たたみ · tatami
Meaning
Mat surface
When used
In Judo, the purpose-made training or competition mats.
Related page
Judo Rules

Dojo

Judogi 柔道衣

Reading
じゅうどうぎ · jūdōgi
Meaning
Judo uniform
When used
Equipment and competition clothing; often called gi internationally.
Related page
Judo

Dojo

Obi 帯

Reading
おび · obi
Meaning
Belt
When used
Clothing and rank; colour depends on the grading system.
Related page
Judo Belt Ranks

Dojo

Shōmen 正面

Reading
しょうめん · shōmen
Meaning
Formal front
When used
Dojo orientation and local etiquette; layouts vary.
Related page
Dojo Etiquette

Practice

Ukemi 受身

Reading
うけみ · ukemi
Meaning
Receiving a fall
When used
Supervised breakfall and rolling practice.
Related page
Ukemi

Practice

Uchikomi 打込

Reading
うちこみ · uchikomi
Meaning
Repeated entry practice
When used
Fitting in repeatedly, usually without completing the throw.
Related page
Uchikomi

Practice

Nagekomi 投込

Reading
なげこみ · nagekomi
Meaning
Repeated throwing practice
When used
Controlled completion of throws with a prepared receiver.
Related page
Judo Techniques

Practice

Randori 乱取

Reading
らんどり · randori
Meaning
Free practice
When used
Adapting to a partner within agreed safety constraints.
Related page
Randori

Practice

Kata 形

Reading
かた · kata
Meaning
Formal pattern
When used
Agreed roles and sequences for structured study.
Related page
Kata In Judo

Practice

Shiai 試合

Reading
しあい · shiai
Meaning
Contest or match
When used
Competition governed by a specified ruleset.
Related page
Judo Rules

Technique

Nage-waza 投技

Reading
なげわざ · nage-waza
Meaning
Throwing techniques
When used
Kodokan classification; 68 named throws.
Related page
Nage Waza

Technique

Katame-waza 固技

Reading
かためわざ · katame-waza
Meaning
Control techniques
When used
Holds, constrictions and joint techniques; 32 names.
Related page
Katame Waza

Technique

Atemi-waza 当身技

Reading
あてみわざ · atemi-waza
Meaning
Striking techniques
When used
Formal kata study, outside ordinary randori and contest.
Related page
Judo Techniques

Technique

Kuzushi 崩し

Reading
くずし · kuzushi
Meaning
Creating or recognising instability
When used
Analysing how balance and response are disrupted.
Related page
Kuzushi

Technique

Tsukuri 作り

Reading
つくり · tsukuri
Meaning
Preparation and positioning
When used
Fitting the bodies and distance to the intended technique.
Related page
Kuzushi

Technique

Kake 掛け

Reading
かけ · kake
Meaning
Application or completion
When used
Analysing the throwing action; may overlap with preparation.
Related page
Kuzushi

Contest

Ippon 一本

Reading
いっぽん · ippon
Meaning
Full-point score
When used
Ends the contest when awarded under the applicable rules.
Related page
Judo Rules

Contest

Waza-ari 技あり

Reading
わざあり · waza-ari
Meaning
Score below ippon
When used
Two combine into ippon under the cited IJF rules.
Related page
Judo Rules

Contest

Yūkō 有効

Reading
ゆうこう · yūkō
Meaning
Score below waza-ari
When used
Present in the cited 2026 IJF edition; does not accumulate into waza-ari.
Related page
Judo Rules

Contest

Osaekomi 抑え込み

Reading
おさえこみ · osaekomi
Meaning
Hold-down announcement
When used
The referee recognises qualifying control and starts hold timing.
Related page
Osaekomi Waza

Contest

Toketa 解けた

Reading
とけた · toketa
Meaning
Hold broken
When used
Referee announcement ending the hold-down timing.
Related page
Judo Rules

Contest

Shidō 指導

Reading
しどう · shidō
Meaning
Minor infringement penalty
When used
A penalty, not a technical score.
Related page
Judo Rules

Contest

Hansoku-make 反則負け

Reading
はんそくまけ · hansoku-make
Meaning
Disqualification
When used
Direct serious infringement or third shidō; consequences depend on the offence.
Related page
Judo Rules

Contest

Hajime 始め

Reading
はじめ · hajime
Meaning
Begin
When used
Referee command starting or restarting the contest.
Related page
Judo Rules

Contest

Mate 待て

Reading
まて · mate
Meaning
Wait / stop temporarily
When used
Referee command interrupting action and contest time.
Related page
Judo Rules

At a glance

Japanese name
柔道用語
Romanisation
Jūdō yōgo
Main language
Japanese
Technical authority
Kodokan classification
Common settings
Dojo, kata, randori, shiai

Reading this glossary

Judo terminology connects people, places, practice methods, technique families and contest decisions. Use the glossary to find the Japanese spelling, kana reading, romanisation, meaning and usual setting of each term. Long vowels are shown with macrons; unaccented searches work as well.

Writing and pronunciation

Judo is written 柔道 and is romanised jūdō. The macrons mark long vowels; they are often omitted in ordinary English, producing the familiar spelling judo. The first character, jū, is commonly rendered as gentleness, flexibility, or yielding, while dō means a way or path.

Compound terms are normally written in lower case when used as common nouns. The IJF recommends a hyphen in many compounds, including nage-waza and katame-waza. English publications and organisations do not apply every convention identically, so variant spellings do not necessarily indicate different techniques.

Using the terms

Japanese names allow practitioners from different countries to identify the same technical reference, but pronunciation and English translation vary. A term should therefore be connected to its classification, movement, and context rather than learned as an isolated label.

The Judo page provides the broader historical and educational setting, while the IJF technique list supplies the standard names used in international competition.

Roles change

Tori and uke describe the current exercise; they are not permanent identities.

Methods have different jobs

Kata studies agreed forms; randori develops adaptation; shiai applies a competitive ruleset.

Phases overlap

Kuzushi, tsukuri and kake are analytical terms, not three obligatory pauses.

Sources

IJF Sport and Organisation Rules, 14 August 2026; Judo Canada, Judo Lexicon.

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