Skip to content
AMSTERDAM JUDO EVENT
  • HOME
  • AGENDA
  • DOJO'S
  • BLOG
  • KENNISBANK
  • RAPPORT
  • OVER
  • CONTACT
  1. Home
  2. /Knowledge Base
  3. /O-uchi-gari — the major inner reap

O-uchi-gari — the major inner reap

O-uchi-gari is the major inner reap: a classic set-up throw that opens combinations. Execution and timing.

O-uchi-gari (大内刈) is the major inner reap: you hook uke's leg from the inside, toward their open corner.

What is O-uchi-gari — the major inner reap?

O-uchi-gari (大内刈) is the major inner reap: you hook uke's leg from the inside, toward their open corner.

How does O-uchi-gari — the major inner reap work?

O-uchi-gari rarely scores ippon by itself, but it is one of judo's most important set-up throws: uke must react by shifting weight, and exactly that reaction opens forward throws like uchi-mata or tai-otoshi. The throw needs a circular reaping motion — 'mowing', not kicking — and an active pull with both hands.

o-uchi-gari in Amsterdam dojos

West evening groups drill o-uchi in line movement along the tatami. o-uchi-gari is rarely drilled in isolation here: coaches link it to ashi-waza, with slow uke drills before pace and theme randori. Parents know the name from pools; what they miss is the quiet before the throw — grip, angle, timing. After class ask which cue was central that week.

What o-uchi-gari actually is

o-uchi-gari belongs to ashi-waza. inner reap to the nearest leg, uke falling diagonally backward You learn the full chain: kumi-kata, kuzushi, entry, finish and partner ukemi. Without that chain o-uchi-gari stays a trick on cooperative ukes. Pedagogically the line sits close to Kodokan teaching; competition variants follow IJF criteria for grip and landing. Dutch clubs map that onto JBN kyu programmes. Ask which variant your club teaches (classic versus modern grip) so you do not mix two systems. Film one slow-motion entry each week. Most progress in o-uchi-gari lives in the first two seconds — foot angle, elbow height, pull direction — not in a spectacular mirror finish.

How to train o-uchi-gari safely

combine with ko-uchi as setup; mark the angle with tape on the mat Safety for o-uchi-gari: enough distance to the mat edge, an uke who knows the fall, and volume that drops when the group is tired. Children start with uchi-komi without full projection; only then nage-komi. Core mistake: reaping without loading uke first — you only slide past the leg Halve the pace and let your sensei coach only the entry until it is clean. Add power again only after three clean reps in a row. Partner agreements: switch left/right, switch who is tori each minute, and stop with a clear tap signal. o-uchi-gari without communication is how injuries happen — not how belts are earned.

o-uchi-gari in shiai and scoring

good for chains: o-uchi into seoi or into osoto Referees judge force, control and landing surface. One clean o-uchi-gari outweighs two half-hearted attempts. Also drill the exit: release dangerous grips after the throw. Amsterdam pools often reward quick, clean landings. Combine your own shiai video with club feedback; online glamour clips miss shido risks (passivity, illegal grips) that do get called in Noord-Holland halls. After each pool note: which setup led to o-uchi-gari, which grip failed, which opponent ukemi was awkward. Those three lines accelerate your next class more than randomly training harder.

Exams and progression for o-uchi-gari

appears on exam lists often beside ko-uchi as an ashi pair On JBN kyu exams you show o-uchi-gari inside a throw set plus ukemi. Higher belts demand cleaner kuzushi and left/right on a moving uke. At dan level kata matters; individual nage-waza stays coach-dependent. Checklist before exam night: grip, angle, foot placement, finish, uke communication — signed off by your sensei. Without that list, “I can do o-uchi-gari” is not evidence. For children: do not schedule an exam in the same week as a heavy tournament. Recovery and sleep outweigh one extra training night of poor o-uchi-gari reps.

Local choices around o-uchi-gari

West evening groups drill o-uchi in line movement along the tatami. Use the dojo guide to find a club where o-uchi-gari sits in the syllabus, not only as a show for parents. Calendar clinics that deepen this exact technique are gold. Then read knowledge pages on kuzushi, kumi-kata and ukemi — the building blocks under o-uchi-gari. Sources below are federation- or institute-grade; we rewrite claims and never copy official sentences. If torn between clubs: visit two trials and watch how coaches correct o-uchi-gari. That correction language predicts your learning curve better than website photos.

Practice block 1: o-uchi-gari

o-uchi-gari deserves its own microcycle inside ashi-waza. Monday: uchi-komi aimed at inner reap to the nearest leg, uke falling diagonally backward. Wednesday: combine with ko-uchi as setup; mark the angle with tape on the mat. Friday: light nage-komi actively avoiding: reaping without loading uke first — you only slide past the leg. Weekend: only mobility, breathing and a three-minute ukemi review — no max power. That keeps the nervous system fresh and stops o-uchi-gari from grinding into a sloppy habit. Each evening note one sentence about what the sensei corrected; after fourteen days you see patterns video alone will not show.

Practice block 2: o-uchi-gari

Parent communication around o-uchi-gari: explain this is ashi-waza, not an isolated trick. Shiai side: good for chains: o-uchi into seoi or into osoto. Exam side: appears on exam lists often beside ko-uchi as an ashi pair. Local colour: West evening groups drill o-uchi in line movement along the tatami.. Ask parents not to give YouTube tips that cross the syllabus. Offer slow-motion visualisation of the entry and chin-tuck on imaginary ukemi, without throwing on carpet.

Practice block 3: o-uchi-gari

Error lab exclusive to o-uchi-gari: film three attempts from the side. Mark kuzushi with a pause in the video. If reaping without loading uke first — you only slide past the leg is visible, stop the set immediately. Reset to uchi-komi at 50 percent pace until three clean reps land in a row. Do not reuse this lab for another throw in the same class.

Practice block 4: o-uchi-gari

Transfer and recoveries for o-uchi-gari: can you still set it up after the first grip fails? Drill second-chance entries with an uke who disrupts the grip. Competition-minded Amsterdam clubs build this into theme randori; recreational groups stop at clean nage-komi. Both choices are legitimate when the sensei makes it explicit.

Practice block 5: o-uchi-gari

Season placement of o-uchi-gari: do not stack it with a heavy tournament plus an exam in the same week. Choose build, peak or maintenance mode with matching volumes. Children in school exam week and adults in a work crunch choose maintenance. The technique is patient; your calendar must be too.

Practice block 6: o-uchi-gari

Sources and claims about o-uchi-gari: use Kodokan/IJF for technique and contest, JBN for Dutch exams. Always rewrite in your own words. On conflicting grip details, the club line wins for class and the federation source for exam facts.

Practice block 7: o-uchi-gari

Deepening case for o-uchi-gari: describe a concrete Amsterdam class situation (youth or senior) where this concept went wrong, which cue the sensei gave, and how the next three sessions were adapted. Write at least eighty words in your log; without that case theory stays floating. Then attach a measurable drill (time, reps or checklist) that applies only to this concept.

Practice block 8: o-uchi-gari

Check moment for o-uchi-gari: have a partner quiz you with five open questions that cannot be answered yes/no. Note gaps. Schedule a remedial drill within seven days. This check does not replace a federation exam but prevents discovering shaky definitions only on exam night.

Practice block 9: o-uchi-gari

Integration with neighbouring concepts around o-uchi-gari: pick two knowledge pages that logically sit beside it and write a paragraph on how they reinforce each other on the mat. Read that paragraph aloud to your sensei for correction. That builds a network of ideas instead of isolated lemmas.

Practice block 10: o-uchi-gari

Quality bar for o-uchi-gari: state when you are satisfied (for example three clean reps, a faultless etiquette sequence, or a clear parent explanation). Share that bar with your coach. Without your own bar, progress stays vague and you only compare yourself to others.

Examples

  • O-uchi-gari as a direct scoring attempt
  • Combination o-uchi-gari into uchi-mata
  • Ken-ken o-uchi — hopping follow-through

Our sources

  • Kodokan Judo Institute
  • IJF — Documents & rules
  • Judo Bond Nederland

Related articles

Ko-uchi-gari — the minor inner reap

Ko-uchi-gari is the minor inner reap of the foot: fast, subtle and perfect for combinations. Technique and timing explained.

Uchi-mata — the inner thigh throw

Uchi-mata is the inner thigh throw, perhaps the most iconic throw in competition judo. Execution, variations and set-ups.

Tai-otoshi — the body drop

Tai-otoshi is the body drop: a hand throw where uke falls over your extended leg. Technique and common mistakes.

Harai-goshi — the sweeping hip throw

Harai-goshi is the sweeping hip throw: a powerful blend of hip entry and leg sweep. Execution and progression from o-goshi.

Frequently asked questions

Straight or diagonally backwards, between their own legs. For uke this is one of the trickier backwards falls; in class the throw is therefore first practised slowly with a convincing mat slap.
Forwards with uchi-mata, tai-otoshi and seoi-nage: the backwards threat forces a reaction that opens the forward throw. The double with ko-uchi-gari (inside of the other leg) is another proven competition recipe.
Only once ukemi and basic gripping are safe. Amsterdam clubs usually introduce o-uchi-gari after the first breakfall weeks.
reaping without loading uke first — you only slide past the leg
Often yes, depending on the JBN programme and your club variant. Ask for the exact list for your next belt.
Kodokan/IJF documentation and JBN for Dutch exam context — plus your sensei. Avoid random compilation videos without ukemi context.

In which direction does uke fall in o-uchi-gari?

Straight or diagonally backwards, between their own legs. For uke this is one of the trickier backwards falls; in class the throw is therefore first practised slowly with a convincing mat slap.

Which throws combine well with o-uchi-gari?

Forwards with uchi-mata, tai-otoshi and seoi-nage: the backwards threat forces a reaction that opens the forward throw. The double with ko-uchi-gari (inside of the other leg) is another proven competition recipe.

Is o-uchi-gari suitable for absolute beginners?

Only once ukemi and basic gripping are safe. Amsterdam clubs usually introduce o-uchi-gari after the first breakfall weeks.

What mistake is most common with o-uchi-gari?

reaping without loading uke first — you only slide past the leg

Does o-uchi-gari count on a kyu exam?

Often yes, depending on the JBN programme and your club variant. Ask for the exact list for your next belt.

Which sources are reliable for o-uchi-gari?

Kodokan/IJF documentation and JBN for Dutch exam context — plus your sensei. Avoid random compilation videos without ukemi context.

Ready to step on the mat?

These terms are learned fastest in practice. Find a judo club in Amsterdam and book a trial class.

Browse all dojos

Related articles

Ko-uchi-gari — the minor inner reap

Ko-uchi-gari is the minor inner reap of the foot: fast, subtle and perfect for combinations. Technique and timing explained.

Uchi-mata — the inner thigh throw

Uchi-mata is the inner thigh throw, perhaps the most iconic throw in competition judo. Execution, variations and set-ups.

Tai-otoshi — the body drop

Tai-otoshi is the body drop: a hand throw where uke falls over your extended leg. Technique and common mistakes.

Harai-goshi — the sweeping hip throw

Harai-goshi is the sweeping hip throw: a powerful blend of hip entry and leg sweep. Execution and progression from o-goshi.


Amsterdam Judo Event

Onafhankelijk informatieplatform over judo in Amsterdam. Agenda, dojo's en kennisbank — bijgehouden door een kleine redactie van judoka's.

Maandelijkse agenda-alert

Toernooien en examens in je mailbox — geen spam, één mail per maand.

Navigatie

  • Agenda
  • Dojo's in Amsterdam
  • Artikelen
  • Judo begrippen
  • Judo per stadsdeel
  • Judo Amstelveen
  • Staat van judo
  • Over ons
  • Contact

Partner van de redactie

Judo Bond Nederland

Werkt mee aan de agenda voor erkende kyu- en dan-examens in de regio Amsterdam.

Sponsoren

  • Solarfast

    Solarfast ondersteunt dit onafhankelijke judo-platform. Zij adviseren over zonnepanelen en energieoplossingen voor woningen en bedrijven in Nederland — geen judoclub, wel een duurzame partner van de redactie.


© 2026 Amsterdam Judo Event — onafhankelijk informatieplatform.

DisclaimerPrivacybeleidAlgemene voorwaarden
Mail de redactie