Questions tagged [judo]

Japanese modern martial art, combat sport, and Olympic sport of throwing, pinning, choking, and locking; developed by *Kano Jigoro* in 1882.

Filter by
Sorted by
Tagged with
6 votes
1 answer
52 views

Difference between renraku-waza and renzoku-waza

Judo has a lot of terms inherited from Japanese. Two such are renraku- and renzoku-waza. In the BJA syllabus these are translated as: Renzoku-waza is the Japanese terminology for combinations of ...
  • 7,582
3 votes
2 answers
60 views

Qualify for Olympic Judo

How do you qualify to participate in Olympic Judo? How does the world ranking system contribute to a Judoka's qualifications? What power does a country have to select its participants?
3 votes
2 answers
283 views

Cross Training Judo with Shotokan Karate

I am 33 and I have been doing Shotokan Karate for 9 months. And I am also considering starting Judo. I have read that Karate and Judo can compliment each other nicely and that it was quite normal in ...
2 votes
1 answer
75 views

How to get better at grappling without a partner? How to practice locks alone?

Coming from a striking focused martial art, it seems to me that grappling can only be practiced with a partner. Is there any thing I can do to practice by myself for martial arts like judo, BJJ and ...
1 vote
1 answer
182 views

Average height of competitors for each weight category in Judo?

It can be difficult to gauge whether you are in the 'right' weight category, i.e. whether you should stay around the same weight, try and lose some fat to drop a weight category, or try and gain some ...
  • 7,582
1 vote
1 answer
215 views

How long should a judo belt be?

How long should a judo belt be? Taekwondo and Karate belts for example are often quite long, with both ends dangling below the skirt of the gi, but judo belts are often worn a lot shorter. Is there a ...
  • 7,582
2 votes
1 answer
67 views

Definitions of judo kaeshi-waza

Many judo kaeshi-waza are not fundamentally different from other techniques, except that they are used as a counter to a specific attack by uke (e.g. tsubame-gaeshi is a de-ashi-barai used to counter ...
  • 7,582
2 votes
1 answer
73 views

Judo throws which are defined as combinations of techniques?

Many judo techniques are defined as counters to attacks by uke (kaeshi-waza). However osoto-makikomi is the only one I'm aware of that is described as a combination or sequence of techniques (renzoku-...
  • 7,582
4 votes
1 answer
247 views

Strength standards for elite Judo

How strong does one generally have to be to compete at elite level at judo?
  • 7,582
3 votes
2 answers
196 views

What is the difference between Uchi-Mata and Hane-Goshi?

Classical uchi-mata involves reaping uke's back leg up and twisting them over their grounded off-balanced leg. However a common competition variant involves loading uke on tori's waist and reaping ...
  • 7,582
1 vote
1 answer
44 views

Non-kodokan throws in the BJA syllabus?

The BJA syllabus lists a number of non-kodokan names for throws. Some of them are clearly names for common competition variants,1 but some I have never heard of e.g. ashi-dori, which looks to me like ...
  • 7,582
5 votes
2 answers
5k views

Why is the pistol grip banned?

What is the main reason that using the pistol grip in judo is forbidden? Is it the restriction of the movement or another one?
4 votes
3 answers
132 views

What to do in Double Leg Takedown while in Mid Air?

I see many resources on how to prevent a Double Leg takedown from even occurring initially, including Sprawl technique, or knee to head etc. However, how do I defend against a double leg takedown ...
5 votes
3 answers
158 views

Want to know the proper name of a Judo throw

I was taught a throw in Muay Thai of all things, which they just call a "foot sweep," but I recognized it as a Judo throw. It is shown at 2:20 in the video linked below. It could be mistaken ...
  • 67
5 votes
2 answers
144 views

With whom do judo beginners train?

I'm thinking about starting judo. I'm 16 almost 17 years old and don't know much about martial arts. I would like to know if I start to practice judo how will the training be? I know that at the ...
6 votes
3 answers
877 views

What is this person talking about on the relationship between judo and BJJ?

What is this person talking about on the relationship between judo and BJJ? In this chat a person writing what to me looks like a very confusing thing they are saying, said: Actually, Judo did branch ...
  • 245
5 votes
2 answers
456 views

Is the "Peruvian Necktie" legal in Judo?

"Peruvian Necktie" refers to an arm triangle choke from the sprawl position, with one leg over uke's head and the other over their back:1 The IJF rules ban arm-triangles which "block ...
  • 7,582
7 votes
1 answer
162 views

Skills required for each belt?

I'm not interested in the pointing system or competition and what not. But I want to know what skills are required for each rank? (approximately) I know that there are a couple of techniques in judo. ...
5 votes
2 answers
3k views

Could Non Newtonian fluids make better judo mats?

I just had a weird thought... We now have a kind of technology that cushions impacts called non Newtonian fluids. Is there a reason we are not yet making judo mats using these materials? They have ...
  • 3,079
9 votes
1 answer
1k views

In Tournament or Competition Judo can you use improvised techniques or throws that are not "officially" named?

Well, the title pretty much asks it all. Basically, if you work on a technique of your own, and it does not involve arm or leg locks, or submission tactics,... if it is a basic "throw" or &...
  • 193
3 votes
3 answers
273 views

Types of neck throws?

Are there throws in Judo or other grappling styles that involve gripping (encircling) the neck to make the throw, and, if so, how dangerous are they? (Alternately, are they impractical, unlikely, easy ...
  • 3,001
5 votes
0 answers
104 views

What Dojos Teach 'Police' Kendo?

The Japanese police have their own version of kendo that incorporates Judo moves. Is there any other place, other than the Japanese police academies that teaches a similar version of kendo or a ...
  • 3,079
6 votes
2 answers
218 views

When were modern mats introduced into Judo, and did it change the way the art could be taught?

I've read that the original mats were tatami on hard floor, and I have to wonder if people also trained outdoors on dirt. There's obviously a greater chance of injury, compared to modern mats. Do ...
  • 3,001
6 votes
2 answers
149 views

Contemporary Kodokan curriculum?

I'm quite interested in the conversation between Judo & Jujutsu, and Judo and BJJ, and was inspired by this question to inquire about the contemporary Kodokan curriculum. What is the scope of the ...
  • 3,001
2 votes
0 answers
46 views

How did removal of the gi affect contemporary MMA?

Did it remove an advantage for BJJ and Judo players? If so, can it be said to have beneficial for those arts, forcing the competitors to do what they do with having a tool?
  • 3,001
5 votes
1 answer
74 views

How did Kayla Harrison supplement her Judo for grappling & ground fighting in MMA?

Did she focus on learning BJJ, or stick more with and Judo and Japanese Jujitsu? Does her MMA style reflect Brazilian influence, or is it still predominantly Japanese? (My sense of Judo is that it is ...
  • 3,001
2 votes
2 answers
109 views

Which Style out of the 3 should I start with

Hey guy so I'm pretty young as of now and I'm planning to learn some martial arts in the future so I need some help choosing the first one to start with. I plan on learning Southpaw boxing, Taekwondo, ...
  • 23
5 votes
2 answers
116 views

What is the name of this ne waza?

What is the name of this ne waza? https://youtu.be/VfI22dZ979A Youtube transcript from commentator: The attacker drops down to a drop [knee] seoi. It fails, keeps pulling his opponent down. Once it ...
6 votes
2 answers
499 views

Why aren't forbidden moves in grappling sports like Judo and BJJ also a problem in MMA?

Bear in mind I only very recently started watching combat sports, so I'm still unfamiliar with many techniques and the history of the various sports. Explain it like I'm 5 if you must. In Judo and BJJ,...
8 votes
1 answer
164 views

How many international judo competitors throw ambidextrously?

I am trying to understand how often playing opponents as one-sided may backfire. If an opponent is right-handed only, you would prioitize preventing the right hand from gripping and not worry so much ...
  • 13.8k
5 votes
0 answers
219 views

Why are Judo's Seiryoku Zen'yo Kokumin Taiiku exercises seldomly practiced?

In Kodokan Judo by Jigoro Kano (the founder of judo), chapter 19 Seiryoku Zen'yo Kokumin Taiiku contains a catalogue of individual striking exercises called Tandoku Renshu and partner exercises called ...
  • 13.8k
5 votes
1 answer
128 views

Why is judo's Katame-no-Kata so free-form relative to Nage-no-Kata?

The first two kata taught in judo are Nage no Kata (throwing forms) and Katame no Kata (grappling forms). Here is also a second Katame no Kata video with different escapes for the first pin kuzure ...
  • 13.8k
2 votes
2 answers
173 views

What are the major differences between a mentor and a cornerman, and why would one be preferable to the other?

Mentor vs Cornerman: What are the major differences between these roles? For example: Trust level Confidence in advice given Formal vs informal relationship Things you talk about And is your ...
7 votes
2 answers
226 views

How does gripping with the thumb spoil foot movements?

This quotation is from Dynamic Judo Throwing Techniques by Kazuzo Kudo (9th dan), p. 27 Seizing your opponent's practice suit—whatever part of his suit you grab, remember to do so using your ...
  • 13.8k
2 votes
3 answers
441 views

Judo vs bjj confusion

I am starting to get interested in martial arts. BJJ is by far the most popular in my area, but I looked into judo, and it seems to me that judo is the more complete martial art than bjj. Am I ...
  • 21
3 votes
0 answers
106 views

Origin of the triangle choke?

The triangle choke as used in Judo and Brazilian Jiu-jitsu has its origins in early 20th century Judo: Original Translation Photograph from article この技法は大正十一年の高専柔道大会で六高柔道部生徒達によって初めて繰り出され、それ以降... ...
  • 7,582
2 votes
3 answers
227 views

Is the 'sticker' a kosoto-gake, or de-ashi-barai?

There is a foot-sweep technique in Judo known as "the sticker", 1 2 3 4 5 though it is variously described as a variant of kosoto-gari / gake, and de-ashi-barai. How does the Kodokan classify this ...
  • 7,582
0 votes
3 answers
456 views

To what extent can (and should) throws be used in Brazilian Jiu Jitsu?

Since BJJ primarily works on pins, escapes, takedowns, and submissions, and not much on throws, I thought that I could start learning throws to make my knowledge a little more "complete". Although I ...
  • 1,503
2 votes
1 answer
193 views

Is it ok to sew the sides of my Judo gi?

My new gi trousers have sides with splits to allow the person to get in and out easily. I am too thin for this gi but I have to use it as I am very tall. is it ok to sew these sides up so that my gi ...
5 votes
2 answers
278 views

The name of a throw where the tori starts from a headlock

I saw this throw demonstrated earlier today in a children's judo class. The tori starts in a headlock (or perhaps puts their own head into one), pushes their inside arm through to grab at the back of ...
  • 609
2 votes
1 answer
288 views

Is the "Gerbi choke" legal using your opponent's jacket?

After its use to success by Yarden Gerbi in 2014, the IJF clarified that the "Gerbi choke" (suso-jime1) is illegal in judo: Shime-waza - forbidden Shime-waza is not allowed with either your own ...
  • 7,582
9 votes
5 answers
5k views

Should I give up my back on purpose so that I can do this throw?

I'm pretty sure the name of this throw is called Ippon Seoi Nage. It looks like this: I would say that it is fairly simple and it was one of the first ones I learned. It happens when someone takes ...
  • 1,503
6 votes
1 answer
421 views

How are chokes/strangles classified in Judo?

The Kodokan has numerous materials detailing the canonical versions of their shime-waza along with several variations. However, there are a large number of competition chokes (and novel chokes ...
  • 7,582
2 votes
2 answers
274 views

How are the clock choke and bow-and-arrow choke classified in Judo?

The canonical form of okuri-eri-jime refers to chokes where one lapel is held with the inside of the wrist against uke's neck, and the other is pulled taught to apply the strangle. The canonical kata-...
  • 7,582
3 votes
2 answers
136 views

Naming system of Judo techniques

Is there a system to the way judo techniques are named? Many techniques seem to share components of names (harai, guruma, gaeshi etc) - is there a standard uniform way these words should be ...
  • 7,582
0 votes
1 answer
163 views

What is "momo-guruma"?

What kind of judo throw is momo-guruma? It doesn't appear to be recognised by the Kodokan by this name, how is it performed and/or classified?
  • 7,582
2 votes
1 answer
698 views

Etymology of Tsubame-gaeshi?

Why is tsubame-gaeshi ("swallow reversal") thus named? Wouldn't it have been more natural to name it deashi-gaeshi in line with the other kaeshi counter-throws?* * Osoto-gaeshi, ouchi-gaeshi, uchi-...
  • 7,582
2 votes
1 answer
331 views

What is "Tengu-nage"?

Famous judoka Yokoyama Sakujirō was known by the nickname Tengu, and his tokui-waza was hence named tengu-nage: Yokoyama's specialty was tengu-nage ("mountain-devil throw"), said to be nearly on a ...
  • 7,582
2 votes
1 answer
123 views

Etymology of Yama-Arashi?

Most1 Kodokan judo techniques are named in a somewhat systematised way, describing the major visual/mechanical components of the technique (e.g. koshi-guruma "hip wheel", o-soto-gari "major outer reap"...
  • 7,582
1 vote
0 answers
41 views

Best self defence Martial Art for small woman? [duplicate]

I am a highschool girl, and I need to learn how to defend myself. I’ve looked into Muay Thai but I want to find something fit for me: I’m small - skinny and short. I am very agile but I lack strength. ...
  • 11