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Shotokan Kata · Advanced (Dan grade)

岩鶴Gankaku — “Crane on a Rock”

Gankaku (岩鶴 — “Crane on a Rock”) is a 42-move black-belt kata famous for its one-legged crane stance (tsuruashi-dachi), from which it explodes into a simultaneous back-fist and side snap-kick — the technical heart of the form, repeated four times. It also contains a jumping two-level kick (move 8) and an early spinning stamp into horse stance (move 5). Balance is everything: like a crane poised on a rock, you must stay rooted on one leg through the storm. The two kiai land on moves 28 and 42. Here is the verified walkthrough, meaning, bunkai, mistakes and grading.
Movements42
BeltDan grade
KiaiMoves 28 & 42
OriginChintō
SignatureCrane stance

Move-by-move walkthrough

Step through all 42 movements. Use the arrows or press play. These are simplified schematics — pair them with the written sequence below and your instructor.

What Gankaku teaches

Gankaku is, above all, a study in balance under pressure. Its defining posture is the crane stance — standing on one leg with the other tucked, arms in the swirling manji guard — from which you fire a back-fist and a side snap-kick at the same instant, then re-settle. Nakayama called that simultaneous uraken + yoko-geri-keage the “nucleus” of the kata. Do it four times, cleanly, without wobbling, and you have understood Gankaku.

Around that core sit its other set-pieces: an early forward-spinning stamping kick into a rooted horse stance, a jumping two-level kick, swinging elbows, and slow wedge and swirling blocks. The embusen runs in a straight line, front-to-back, like the kanji 一 — the crane travels up and down a single line of rock.

From Chintō to the crane. Gankaku began as the Tomari-te kata Chintō, traditionally learned by Matsumura Sōkon from a shipwrecked Chinese martial artist. Funakoshi renamed it Gankaku, swapped the original front snap-kicks for side snap-kicks, and straightened its line — giving us the crane we know.

The full sequence, written out

A text reference for the whole kata, following the mainstream JKA form.

#TechniqueStance / turn

Accuracy note: the 42-count and the two kiai (28 & 42, both right lunge punches) are confirmed across JKA sources; one outlier counts 37 by grouping compound moves. The four crane-stance kicks land on roughly moves 27, 31, 35 and 41. Fine stances/turns in the interior are the standard JKA execution but are not published to the frame by text sources — verify against Nakayama’s Best Karate Vol. 10 or a JKA HQ performance and your dōjō.

Signature techniques in this kata

Each links to a full breakdown in the techniques glossary.

Tsuruashi-dachi鶴足立ち Yoko-geri-keage横蹴り蹴上げ Uraken-uchi裏拳打ち Nidan-geri二段蹴り Manji-uke卍受け Fumikomi-geri踏み込み蹴り

Bunkai — what the movements do分解

Read Gankaku as fighting on one line, using balance and the raised knee as a weapon and shield.

Crane, then strike two ways — moves 25–27, etc.

The raised knee checks a kick or jams the attacker; from that balance you fire a back-fist to the face and a side kick to the body at once — defence and two attacks in a single beat.

The jumping kick — move 8

The nidan-geri leaps over a low sweep or closes distance explosively, the cross-block covering as you land — the kata’s big athletic moment.

Spin and stamp — move 5

The forward-spinning fumikomi drops your weight through a stamping kick onto a knee or instep, arriving in a rooted horse stance ready to counter.

Honest caveat. Bunkai is interpretive; the same posture carries several valid applications. Treat these as starting points to explore with an instructor.

Common mistakes

Wobbling in the crane stance.

The single-leg posture must be still and rooted before and after the kick. Balance is the whole kata — practise holding tsuruashi-dachi until it is effortless.

Splitting the back-fist and kick.

Uraken and yoko-geri-keage fire together, as one technique. Landing them on separate beats loses the crane’s signature snap.

A soft spinning stamp.

Move 5’s fumikomi needs real downward bodyweight into a deep kiba-dachi — not a token step after the spin.

Drifting off the line.

Gankaku’s embusen is a straight front-to-back line. Wandering sideways during the crane sequences is an immediate grading flag.

How Gankaku is graded

As a dan-grade kata, Gankaku is judged on rock-steady crane stances, the four simultaneous back-fist + side-kick combinations delivered as one action, a committed jumping kick and spinning stamp, a straight embusen held front-to-back, and the two kiai on the right lunge punches at moves 28 and 42. Balance and composure count as much as power here. Requirements vary by association — confirm with your dōjō.

Watch a reference performance演武

The illustrations on this page are study schematics — they show the shape of each move, not a real body in motion. To see Gankaku performed at full speed by senior instructors, watch reference footage:

▶ Watch “Gankaku” performances on YouTube

Opens a YouTube search in a new tab. Look for JKA / Japan Karate Association or established Shotokan instructor demonstrations for the most standard version of the form.

What to learn next

Or explore the full kata library.

Gankaku — frequently asked questions