This kata was called Heian Sandan by Funakoshi Sensei and was introduced in 1907 by Anko Itosu, Shuri-Te style. The theme of Sandan is based on using close-in fighting techniques.
Note: Because of its overwhelming use in Wado techniques, if only one hand is mentioned, the other hand is performing a back hikite. Also, unless otherwise mentioned, all jun-tsukis are at the chudan (solar plexus) level.
Rei. Masuba dachi.
Yoi. Heiko dachi.
Hajime.
Left facing mawata (90°) begin low chudan kosa uke, into a left soto uke. Left mashomen neeko ashi dachi.
Right gedan junzuki with right step forward into heisoku dachi. Then alternate from left soto uke-right gedan uke, to left gedan uke-right soto uke then back.
Right mawata (180°), right soto uke. Right mashomen neeko ashi dachi.
Left gedan junzuki with left step forward into heisoku dachi. Then alternate from right soto uke-left gedan uke, to right gedan uke-left soto uke then back.
Left mawata (90°), left soto uke. Left mashomen neeko ashi dachi.
Right low chudan yohan. Right zenkutsa dachi.
Left mawata (180°), right shooto urachen to your back. Left hamni dachi.
Left over-the-shoulder punch, left mawata (180°), left gedan kinteki (groin) tetsui. Sheeko dachi.
Right mawata (90°), right jun-tsuki. Right zenkutsa dachi.
Pull up, left mawata (180°), double empi uke. Masuba dachi.
Right slide forward, impi uke right, on retraction, do low chudan tetsui, then retract back to impi uke. Sheeko dachi.
Left slide forward, impi uke left, on retraction, do low chudan tetsui, then retract back to impi uke. Sheeko dachi.
Right slide forward, impi uke right, on retraction, do low chudan tetsui. Sheeko dachi.
Left jun-tsuki. Left zenkutsa dachi. Then step up into double heiko dachi.
Left mawata (180°), right over-the-shoulder punch, left hikite. Double heiko dachi.
Slide right, left over-the-shoulder punch, right hikite. Double heiko dachi.
Yame. Heiko dachi.
Norei. Masuba dachi.
Rei.