Technique /// Leg Entanglements
The Reap — Defending
Leg Entanglements • Defensive perspective • Proficient
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What This Is
The reap from the standing side — you are the player whose leg is being threaded. The seated player has passed their inside leg across and behind your near leg, and from that geometry ashi garami, outside ashi and cross ashi are all one movement away.
This is the only page in the defending set that describes an entry rather than a position. Nothing is entangled yet. Nothing is loaded. What exists is a leg across yours and a decision about which entanglement it becomes — and which one it becomes is partly yours to influence.
That makes this the most valuable defensive moment in the whole family, and the one that gets the least attention. Every page on the inside line describes a position you should have prevented. This is where the prevention happens.
Safety First
This is the safest position in the defending set and the one worth drilling hardest. A partner can reap you at full speed without risk, which means you can practise the answer under real pressure — something none of the inside-line pages allow.
The Two Sides Compared
The same position read from each side. Advantage is one number and it hides most of what matters — the asymmetry worth seeing is in what the position costs each player and how long it lasts.
| Axis | Attacking | Defending |
|---|---|---|
| Position type | Offensive | Defensive |
| Risk level | Medium | Medium |
| Energy cost | Medium | Medium |
| Time horizon | Short | Short |
The key difference: an entry rather than a position — while the reaping leg is threading it is also exposed, which is the one moment in this family where the defender is the one attacking.
The two sides read almost identically, and that is the finding rather than an evasion. Both players are mid-decision, both are spending about the same, and both have a short window. It is the only row in the family where the numbers say the exchange is genuinely open — which is exactly why the differential is 1.
How You End Up Here
You end up here by engaging a seated guard, which is to say you end up here constantly. The reap is not an ambush; it is the standard reply to a passer closing distance.
Passing a seated guard
The seated player threads the inside leg across as you step in. This is the ordinary path and it is why the reap is a developing-level position for the player doing it — it is one of the first entanglement entries anyone learns.
Stepping across a supine guard
A bottom player who turns in as you circle can thread the same leg from underneath. The geometry is the same and the cue is the same: their inside leg crossing behind your near leg.
The Invariant in Action
The reap is a claim on the contested space, made before the entanglement exists. Everything on this page is an attempt to deny that claim while denying it is still cheap.
Their reaping leg is trying to take the line of your leg — which direction your femur can point, and therefore which entanglement is available. Whoever wins that hip relationship decides whether the next position is an outside ashi or a saddle.
You are passing, and the knee line is the control you were advancing to anyway. Holding it here does two jobs at once: it continues the pass and it denies the reap the geometry it needs.
Nothing is loaded yet. The reason this page is urgent rather than relaxed is that one transition from here the knee is being attacked across its natural range, and that timeline does not give you a second decision.
Escape Mechanics
Clear the threading leg early
The reaping leg has to travel across and behind yours. While it is travelling it is a leg doing one job and defending nothing. Pushing it down and away, or stepping over it before it lands, is the highest-percentage answer on this page.
Hold the knee line
Driving your near knee inward and forward denies the space the thread needs. It is the same knee-line discipline that answers every outside entanglement, applied one step earlier where it costs almost nothing.
Circle away from the threading side
The reap is directional. Moving your hips away from the side the leg is coming from lengthens the distance it has to travel and often makes the entry simply fail.
Back out
Disengaging is available here in a way it is not one transition later. Standing off and re-entering on the other side costs a passing position and nothing else.
What Causes Escapes to Fail
Treating it as safe because nothing hurts. The reap’s safety tier is standard and the position it produces is not. Comfort here is how people arrive in the saddle.
Pressing forward into it. The reap is built for a passer closing distance. Driving in harder feeds the exact geometry it wants.
Waiting to see which entanglement it becomes. By then the answer is on the entanglement page, and those pages are much shorter on options than this one.
Counter-Offensive Options
This is the position the Junny lock exists for. A player who is reaping you has committed a leg across your body to do it, and that leg is available to exactly one person — you. The reap supplies its own knee line, which is why the counter works from being reaped rather than in spite of it.
The honest framing: it is advanced, it is narrow, and it does not make the reap a good position to be in. But it is the clearest example in the family of a defender attacking rather than surviving, and it belongs to this moment rather than to the entanglements the reap becomes.
See the Junny lock for the mechanics.
Common Errors
Confusing it with the false reap. The reap threads inside, the false reap outside, and the difference decides whether you are defending an inside or an outside entanglement. Both look like a leg crossing yours.
Defending with the hands. The reap is legs and hips. Reaching down to strip it usually costs posture and buys nothing.
Skipping straight to the counter. The Junny is the interesting option and clearing the leg is the correct one. Hunting the counter first is how a defensible position becomes a saddle.
Drilling Notes
Drill this at full resistance, which is advice that appears nowhere else in the defending set. The reap loads nothing, so both players can go hard and neither is risking a knee — and the answer only works at speed.
Drill the three outcomes separately: reap cleared, reap lands in an outside entanglement, reap lands inside. Knowing which of the three you are in is most of the skill.
Drill the Junny last and rarely. It is a counter to a position you should be clearing.
Ability Level Guidance
Proficient. The clearing mechanics are simpler than that and the read is not — telling a reap from a false reap from an ordinary tangle, while passing, under pressure, is what takes the time.
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