Three applications to Jodan Uke, Gedan Barai
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Seiken Gedan Barai·All Round Karate Guildford
Three types of use for Jodan Uke and UGedan Barai in one sequence, - Off balancing - Joint lock - Strike To learn and p…
Seiken Gedan Barai
SubFamily正拳下段払い(Seiken Gedan Barai)
TraditionalTranslation: Seiken (正拳) = fore-fist, Gedan (下段) = lower level, Barai (払い) = sweep/brush away — a downward sweeping block deflecting low attacks (kicks, low punches, grabs) by brushing them away with the forearm
Overview
Seiken Gedan Barai (commonly called Gedan Barai or Low Block) is the fundamental downward sweeping block in traditional karate, deflecting attacks directed at the lower body — low punches, front kicks to the groin, knee strikes, and grabbing attempts — by sweeping the forearm downward and outward across the body to brush the attack away from its target. [1],[2] The block is one of the four foundational defensive techniques in karate and is the VERY FIRST movement taught in the most basic kata (Taikyoku Shodan / Heian Shodan), making it literally the first technique many karate students ever learn. [2] The mechanical execution starts with the blocking arm chambered at the opposite shoulder (fist near the ear on the non-blocking side), then sweeps diagonally downward across the body to finish with the forearm extended below the waist at approximately 45° from vertical, with the outer forearm (ulna) having swept through the path of the incoming low attack. [1],[2] Oyama taught the Gedan Barai as both a defensive and offensive tool: the downward sweep carries sufficient force to not only deflect a low kick but to damage the kicker's shin on contact — a Kyokushin-conditioned forearm sweeping into an incoming front kick's shin produces a collision that punishes the attacker for kicking. [1] The Gedan Barai is the most frequently occurring technique across all karate kata: it appears in every kata from the most basic to the most advanced, reflecting its universal importance as the foundational response to low-line attacks. [2] In practical application, the Gedan Barai also functions as a clearing technique: when an opponent grabs your wrist or lapel at low level, the downward sweep breaks the grip through its powerful diagonal motion. [1],[2]
Lower Level Sweeping BlockDownward BlockGedan BaraiJPLow Sweep BlockDownward Sweeping BlockHarai UkeJPLow Block
History & Origin
The Gedan Barai is the most ubiquitous technique in karate, appearing as the first movement in the first kata taught to beginning students (Taikyoku Shodan/Heian Shodan) in virtually every karate school worldwide. [2] This placement is not arbitrary: Gichin Funakoshi and the early karate masters positioned the Gedan Barai first because it embodies ALL the fundamental principles of karate blocking: cross-body motion, hip rotation, hikite, kime, and the block-counter integration. [2] If a student masters the Gedan Barai, they have implicitly learned the mechanical principles that underlie all other blocks. [2] Oyama's Kyokushin refinement added the destructive blocking philosophy: the Gedan Barai should be powerful enough to damage the attacker's limb, not merely redirect it. [1] The technique has been practised in Okinawan martial arts for at least 200-300 years (appearing in the oldest known kata) and has been transmitted to every modern karate style without significant modification — a testament to its biomechanical soundness. [2]
Effectiveness
The Gedan Barai is the primary defence against low-line attacks in karate and has been validated through over a century of competitive use. [1],[2] In Kyokushin full-contact competition, the Gedan Barai deflects front kicks and low roundhouse kicks that would otherwise reach the groin, thighs, or lower abdomen. [1] The block's effectiveness comes from its diagonal sweep path: the dual downward-outward deflection ensures that the attack is redirected in two directions simultaneously, making it extremely difficult for the attacker to recover the attack's trajectory toward the original target. [1],[2] The destructive blocking aspect adds a cumulative deterrent: attackers who repeatedly have their kicks swept by a conditioned forearm suffer progressive shin damage that reduces their kicking effectiveness over the course of a fight. [1]
Lineage
Okinawan te (oldest documented karate technique, present in earliest known kata) → Gichin Funakoshi (Shotokan, placed as first movement of first kata, 1935) → Masutatsu Oyama (Kyokushin, destructive blocking refinement, 1964) → the very first technique taught to every karate student worldwide. [1],[2]
Competition Record
The Gedan Barai is the most frequently practised karate technique in the world (as the first movement of the first kata, it is performed by every karate student at every training session). In Kyokushin competition, it is the primary defence against low kicks. In WKF competition, it defends against low-line scoring attacks. The technique has been used continuously in karate for at least 200 years.
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Biomechanical Mechanism
Primary Action — The forearm sweeps diagonally downward from the opposite shoulder to below the waist, crossing the centreline — the outer forearm (ulnar surface) contacts the incoming low attack and deflects it downward and to the outside
Joints Involved — Shoulder (extension and adduction to drive the forearm downward across the body), elbow (maintained at approximately 110-130° — slightly more extended than the Soto Uke to provide a longer sweeping surface), wrist (neutral, fist clenched), opposite arm (retracts to the hip as hikite), hips (rotation to drive the blocking shoulder downward and forward)
Force Vector — Diagonal downward and outward — the forearm travels at approximately 45° from vertical, sweeping from the opposite shoulder to below the waist. This diagonal path is longer than a purely vertical or horizontal sweep, generating more momentum.
Leverage Principle — The downward sweep uses gravity as an ally: the forearm accelerates downward with gravitational assistance, adding approximately 10-15% more force than an equivalent upward or horizontal sweep. The diagonal path ensures that the incoming attack is redirected both downward AND outward — the downward component drives the attack below the target, while the outward component moves it to the side. This dual-direction deflection ensures the attack cannot redirect back toward the original target. The hip rotation adds angular momentum to the sweep, making it significantly more powerful than an arm-only motion.
Position & Entry
Against a front kick to the groin — As the attacker fires a front kick toward the groin, sweep the forearm downward and outward across the incoming shin — the block deflects the kick below and to the side of the target
Against a low punch — When the attacker throws a low straight punch to the body, the Gedan Barai sweeps the punch downward and away
Against a grab at belt level — When the attacker reaches for a belt-level grab (common in judo and self-defence scenarios), the downward sweep breaks the reaching hand away from the target
As the first movement of Taikyoku Shodan — The kata begins with a 90° turn to the left followed by Gedan Barai in front stance — the block defends against a low attack from the side while the step creates distance and angle
Following a high block sequence — After defending a high attack with Age Uke, the attacker may follow with a low kick — the Gedan Barai defends the low line as the second beat of a high-low defensive sequence
Variants
Standard Gedan Barai — the basic downward sweep from opposite shoulder to below the waist
Quick Gedan Barai — an abbreviated version for fast defensive reactions, with less travel distance
Stepping Gedan Barai — blocking while stepping forward or backward (the standard kata application)
Reinforced Gedan Barai — the opposite hand supports the blocking forearm for extra strength
Open-hand Gedan Barai — using the open palm for a softer deflection
Nagashi Gedan Barai — a flowing, redirecting version (from Wado-Ryu) that guides the attack past rather than forcefully sweeping it
Double Gedan Barai — both arms sweep downward simultaneously
Videos
My teaching tips when doing Gedan Barai (Lower Sweeping Block)
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Seiken Gedan Barai·Zen-Shin Martial Arts
For more information about what we do: Website: www.zen-shin.co.uk Instagram: @zenshinmartialarts Facebook: Zen-Shin Mar…
Basics 4 Gedan Barai
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Seiken Gedan Barai·Zen-Shin Martial Arts
For more information about what we do: Website: www.zen-shin.co.uk Instagram: @zenshinmartialarts Facebook: Zen-Shin Mar…
Gedan uke and barai - primary and secondary moves
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Seiken Gedan Barai·Dan Djurdjevic - The Way of Least Resistance
A video discussing the primary and secondary moves that comprise gedan uke and gedan barai (downward blocks) as practise…
Seiken Zuki and Gedan Barai Tutorial by Sensei Dhwanil
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Seiken Gedan Barai·Sensei Dhwanil Green
Kyokushin Karate Basics | Punch + Block Training – Seiken, Uraken, Gedan Barai
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Seiken Gedan Barai·Black Fighter
🥋 Kyokushin Karate Home Training – Basic Techniques 🥋 اس ویڈیو میں ہم سیکھیں گے Kyokushin Karate کے چند اہم punches ا…
Basic Karate block - Gedan Barai #karate #shotokan #martialarts
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Seiken Gedan Barai·John Gardiner
Tutorial Nº10 Gedan Barai
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Seiken Gedan Barai·ISKA Headquarters
® ISKA “Continuando con el legado” “KARATE PARA TODOS” (Gedan - Barai), con esta serie de tutoriales ISKA quiere llegar…
Beginner's tutorial on how to do Mae Gedan Barai with commentary
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Seiken Gedan Barai·North Kent Martial Arts
Tutorial on how to do Mae Gedan Barai (front lower level sweep). With commentary and directions throughout this video, y…
Gedan Barai downward Block
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Seiken Gedan Barai·shotokan karate online
http://shotokankarateonline.com/linden-huckle/gedan-barai-downward-block-from-shizentai-basic-explanation/ The Shotokan …
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10 videosWhat Instructors Say
Seiken gedan barai is a foundational karate blocking technique that employs the flat surface of the forearm to defend against low-level attacks, particularly kicks and low punches. Dan Djurdjevic—The Way of Least Resistance provides the most substantive pedagogical content, emphasizing that the technique uses the flat (rather than sharp) part of the arm and can be executed with either the primary or secondary (back-up) arm without sacrificing effectiveness. Djurdjevic notes that the movement finishes with the hand opening back and away from the body, and that both arm configurations should move with identical mechanics—forward or backward motion produces the same terminal position. The technique coordinates with lower-body movement; practitioners can time gedan barai in concert with leg repositioning to generate cumulative defensive and offensive momentum. Black Fighter and Sensei Dhwanil Green both present the technique as part of basic karate curricula within Kyokushin and general karate frameworks respectively, though their transcripts lack detailed mechanical exposition. ISKA Headquarters similarly positions gedan barai as a tutorial fundamental, though linguistic barriers limit detailed analysis of their specific instruction.
Synthesized from 4 instructors
- Black Fighter — Kyokushin Karate Basics | Punch + Block Training – Seiken, Uraken, Gedan Barai: Establishes gedan barai as a core Kyokushin blocking technique within basic punch and block training sequences.
- Sensei Dhwanil Green — Seiken Zuki and Gedan Barai Tutorial by Sensei Dhwanil: Presents gedan barai as a paired fundamental technique with seiken zuki in general karate instruction.
- Dan Djurdjevic - The Way of Least Resistance — Gedan uke and barai - primary and secondary moves: Provides detailed mechanical analysis: flat-arm contact, dual-arm execution options, terminal hand opening, coordination timing with lower-body movement, and equivalence of movement quality regardless of arm choice.
- ISKA Headquarters — Tutorial Nº10 Gedan Barai: Presents gedan barai as a numbered tutorial component in structured ISKA karate instruction.
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Ratings
Risk of injury to the person this technique is applied to
3
Moderate3/10
Primarily defensive. Oyama's destructive blocking principle applies: the downward sweep should carry enough force to damage the attacker's shin when blocking a kick, or to hurt the attacking arm when blocking a low punch. A conditioned Kyokushin forearm sweeping into an incoming front kick can cause bruising, periosteal contusion (bone bruise), and shin pain severe enough to discourage further kicking. [1]
Skill level needed to execute this technique reliably
Beginner
Whether this technique is allowed under major competition rule sets
— Unified MMA — Legal defensive technique
Unified Rules of MMA, August 2025PDFWBC/Boxing — Legal — blocking and evasion are core boxing skills {src— WBC Rules of Boxing}
— WKF — Legal — blocking is a fundamental karate skill
WKF Competition Rules 2024PDFKyokushin — Legal {src— IKO Kyokushin Tournament Rules}
— WT — Legal
WT Competition Rules 2024PDF— WAKO — Legal
WAKO Competition RulesPDFK-1/GLORY — Legal {src— K-1/GLORY Kickboxing Rules}
— IFMA — Legal
IFMA Muay Thai RulesPDFTraining Notes
✓The block starts at the OPPOSITE shoulder — the cross-body motion provides the longest possible sweep path and the most force at the contact point. Chamber the fist near the ear on the non-blocking side, then sweep diagonally down and across (Oyama, 1965). [1] The forearm finishes at approximately 45° from vertical, one fist-width above the front knee — if the forearm finishes too high, it leaves the groin exposed; if too low, it cannot redirect the attack effectively. [1],[2] The hip rotation is essential: the blocking-side hip must drive forward and down as the forearm sweeps, adding body-weight rotation to the arm's sweep. Without hip rotation, the Gedan Barai is an arm-only movement that lacks force. [1] Condition the outer forearm (ulna) for blocking incoming kicks: during partner drills, the attacker throws controlled front kicks while the defender blocks with Gedan Barai. Start at 30% power and increase progressively. Both the attacker's shin and the defender's forearm condition simultaneously. [1] The Gedan Barai is the FIRST movement in the first kata (Taikyoku/Heian Shodan) — it should be practised as the foundation of ALL blocking technique. If the Gedan Barai is weak, all other blocks will be weak because they share the same principles (cross-body sweep, hip rotation, hikite, destructive impact). [2] In Kyokushin competition, drill the Gedan Barai against incoming mae geri (front kicks) and mawashi geri keage (lower-level roundhouse kicks) — these are the most common low-line attacks the block must defend. [1]
Common Mistakes
!Not starting from the opposite shoulder — shortcutting the sweep by starting from the same side reduces the path length and the force. The cross-body motion is essential.
!Finishing too high — if the forearm ends above waist level, the groin remains exposed. The finish must be below the waist at approximately fist-width above the knee.
!Blocking with the inner forearm — the OUTER forearm (ulna) must be the contact surface. The inner forearm (flexor muscles) is soft and absorbs impact.
!No hip rotation — sweeping with arm-only motion produces a weak block that cannot deflect a committed kick
!Blocking straight down instead of diagonally — a purely vertical block does not redirect the attack to the outside; the diagonal path is essential for the dual downward-AND-outward deflection
!Forgetting the hikite — the opposite hand must retract to the hip simultaneously, providing counter-rotational torque and loading the counter-punch
Related Techniques
Counter Techniques
Feint low, attack high — feinting a low attack to draw the Gedan Barai, then attacking the now-exposed headDouble-level attack — low punch + high punch simultaneously overwhelms the single-direction blockKick to the body (not low) — the Gedan Barai defends the low line; a body-level roundhouse is above its sweep pathCircular low attack — the Gedan Barai defends against linear low attacks; a circular leg sweep approaches from a different angleSpeed — a very fast low kick may arrive before the cross-body sweep can completeFollow-up after the block — the Gedan Barai creates a momentary defensive posture with the arm extended low; attacking immediately after the block catches the defender during their recovery
Setup Chain
1Attacker throws a low attack (front kick to groin, low punch, grabbing attempt) → Defender recognises the low trajectory → Forearm sweeps diagonally downward from the opposite shoulder → Outer forearm (ulna) contacts the incoming attack → Dual deflection: downward + outward → Attack is redirected below and to the side of the target → SIMULTANEOUSLY: opposite hand retracts to hip (hikite), loading counter-punch → IMMEDIATELY: counter with Gyaku-Zuki Chudan (reverse punch to body) or Mae Geri (front kick) → Block and counter complete as a single integrated defensive-offensive action
Sources & References
Primary Source
This Is Karate (Oyama, 1965)
1Book[1] Oyama, M. (1965). This Is Karate. Japan Publications Trading Co. Blocking techniques section. [2] Funakoshi, G. (1935/1973). Karate-Do Kyohan: The Master Text. Kodansha International. Uke Waza and first kata (Taikyoku Shodan).pp. Oyama 1965 Blocking section
description: [1] Oyama 1965, [2] Funakoshi 1973
Official karate technique names (和語/漢語)
3OtherJapanese Martial Arts Standard Terminology (武道用語)
Established Japanese martial arts naming convention — native Japanese term (和語/漢語)
4Citation[1] Oyama, M. (1965). This Is Karate. Japan Publications Trading Co. Blocking techniques section. [2] Funakoshi, G. (1935/1973). Karate-Do Kyohan: The Master Text. Kodansha International. Uke Waza and first kata (Taikyoku Shodan).pp. Oyama 1965 Blocking section
description: [1] Oyama 1965, [2] Funakoshi 1973
Community
Athletics
The most accessible karate technique — literally designed to be the first technique a beginner learns
No flexibility requirements
No special conditioning requirements (forearm conditioning develops naturally through training)
Basic coordination (cross-body motion, hip rotation)
Accessible to ALL ages, body types, and fitness levels
The foundation upon which all other blocking technique is built
Notes
Gedan barai (downward sweep) appears in 177 passages across our corpus — one of the most documented karate techniques. The forearm sweeps downward to deflect low attacks (kicks, punches to the body). The first block taught in most karate curricula. Appears extensively in Okinawa-Den Goju-Ryu kata documentation (Miyazato, 1978). (177 passages; Miyazato, Okinawa-Den Goju-Ryu; Nakayama, Dynamic Karate)
Frequently Asked Questions
How does the Seiken Gedan Barai work?
Seiken Gedan Barai (commonly called Gedan Barai or Low Block) is the fundamental downward sweeping block in traditional karate, deflecting attacks directed at the lower body — low punches, front kicks to the groin, knee strikes, and grabbing attempts — by sweeping the forearm downward and outward across the body to brush the attack away from its target. The block is one of the four foundational defensive techniques in karate and is the VERY FIRST movement taught in the most basic kata (Taikyoku Shodan / Heian Shodan), making it literally the first technique many karate students ever learn.
Where does the Seiken Gedan Barai come from?
The Gedan Barai is the most ubiquitous technique in karate, appearing as the first movement in the first kata taught to beginning students (Taikyoku Shodan/Heian Shodan) in virtually every karate school worldwide. This placement is not arbitrary: Gichin Funakoshi and the early karate masters positioned the Gedan Barai first because it embodies ALL the fundamental principles of karate blocking: cross-body motion, hip rotation, hikite, kime, and the block-counter integration.
Is the Seiken Gedan Barai legal in competition?
Unified MMA: legal — Legal defensive technique; WBC/Boxing: legal — Legal — blocking and evasion are core boxing skills; WKF: legal — Legal — blocking is a fundamental karate skill; Kyokushin: legal — Legal; WT: legal — Legal; WAKO: legal — Legal; K: legal — 1/GLORY — Legal; IFMA: legal — Legal
How dangerous is the Seiken Gedan Barai?
Danger rating 3/10. Primarily defensive. Oyama's destructive blocking principle applies: the downward sweep should carry enough force to damage the attacker's shin when blocking a kick, or to hurt the attacking arm when blocking a low punch. A conditioned Kyokushin forearm sweeping into an incoming front kick can cause bruising, periosteal contusion (bone bruise), and shin pain severe enough to discourage further kicking.
How do I set up the Seiken Gedan Barai?
The standard setup chain: Attacker throws a low attack (front kick to groin, low punch, grabbing attempt) → Defender recognises the low trajectory → Forearm sweeps diagonally downward from the opposite shoulder → Outer forearm (ulna) contacts the incoming attack → Dual deflection: downward + outward → Attack is redirected below and to the side of the target → SIMULTANEOUSLY: opposite hand retracts to hip (hikite), loading counter-punch → IMMEDIATELY: counter with Gyaku-Zuki Chudan (reverse punch to body) or Mae Geri (front kick) → Block and counter complete as a single integrated defensive-offensive action.
How do I defend against the Seiken Gedan Barai?
Standard counters include: Feint low, attack high — feinting a low attack to draw the Gedan Barai, then attacking the now-exposed head / Double-level attack — low punch + high punch simultaneously overwhelms the single-direction block / Kick to the body (not low) — the Gedan Barai defends the low line; a body-level roundhouse is above its sweep path / Circular low attack — the Gedan Barai defends against linear low attacks; a circular leg sweep approaches from a diff….
What are the variants of the Seiken Gedan Barai?
Common variants: Standard Gedan Barai (the basic downward sweep from opposite shoulder to below …); Quick Gedan Barai (an abbreviated version for fast defensive reactions, with…); Stepping Gedan Barai (blocking while stepping forward or backward (the standard…); Reinforced Gedan Barai (the opposite hand supports the blocking forearm for extra…); Open-hand Gedan Barai (using the open palm for a softer deflection); Nagashi Gedan Barai (a flowing, redirecting version (from Wado-Ryu) that guide…); Double Gedan Barai (both arms sweep downward simultaneously).
How effective is the Seiken Gedan Barai in competition?
The Gedan Barai is the most frequently practised karate technique in the world (as the first movement of the first kata, it is performed by every karate student at every training session). In Kyokushin competition, it is the primary defence against low kicks.
What are common mistakes when doing the Seiken Gedan Barai?
Top errors to watch for: Not starting from the opposite shoulder — shortcutting the sweep by starting from the same side reduces the path leng… / Finishing too high — if the forearm ends above waist level, the groin remains exposed. The finish must be below the w… / Blocking with the inner forearm — the OUTER forearm (ulna) must be the contact surface. The inner forearm (flexor mus… / No hip rotation — sweeping with arm-only motion produces a weak block that cannot deflect a committed kick.
What are other names for the Seiken Gedan Barai?
The Seiken Gedan Barai is also known as Seiken Gedan Barai, Lower Level Sweeping Block, Downward Block, Gedan Barai, Low Sweep Block.