Do-San
The third Taekwon-Do pattern
Meaning: Is the pseudonym of the patriot Ahn Chang-Ho (1876-1938). The 24 movements represent his entire life which he devoted to furthering the education of Korea and its independence movement.

In the diagram the student is in the ready posture standing on line A-B, and facing D.
Movements: 24
Ready posture: Parallel Ready Stance / Narani Junbi Sogi
| # | Description | Korean |
| 1 | Move the left foot to B, forming a left walking stance toward B, while executing a high side block to B, with the left outer forearm. | Gunnun so nopunde bakat palmok yop baro makgi |
| 2 | Execute a middle punch to B, with the right fist, while maintaining a left walking stance toward B. | Gunnun so kaunde ap joomuk bandae jirugi |
| 3 | Move the left foot on the line A-B, and then turn clockwise to form a right walking stance toward A, while executing a high side block to A, with the right outer forearm. | Gunnun so nopunde bakat palmok yop baro makgi |
| 4 | Execute a middle punch to A with the left fist, while maintaining a right walking stance toward A. | Gunnun so kaunde ap joomuk bandae jirugi |
| 5 | Move the left foot to D, forming a right L-stance toward D, while executing a middle guarding block to D, with a left knife-hand. | Niunja so kaunde sonkal daebi makgi |
| 6 | Move the right foot to D, forming a right walking stance toward D, while executing a middle thrust to D, with the right straight fingertip. | Gunnun so kaunde sun sonkut baro tulgi |
| 7 | Twist the right knife-hand together with the body counterclockwise until its palm faces downward, and then move the left foot to D, turning counterclockwise to form a left walking stance toward D, while executing a high side strike to D, with the left back fist. | Jaep syul tae Gunnun so nopunde dung joomuk yop taerigi |
| 8 | Move the right foot to D, forming a right walking stance toward D, while executing a high side strike to D, with the right back fist. | Gunnun so nopunde dung joomuk yop taerigi |
| 9 | Move the left foot to E, turning counterclockwise to form a left walking stance toward E, while executing a high side block to E, with the left outer forearm. | Gunnun so nopunde bakat palmok yop baro makgi |
| 10 | Execute a middle punch to E, with the right fist, while maintaining a left walking stance toward E. | Gunnun so kaunde ap joomuk bandae jirugi |
| 11 | Move the left foot on the line E-F, and then turn clockwise to form a right walking stance toward F, while executing a high side block to F, with the right outer forearm. | Gunnun so nopunde bakat palmok yop baro makgi |
| 12 | Execute a middle punch to F with the left fist, while maintaining a right walking stance toward F. | Gunnun so kaunde ap joomuk bandae jirugi |
| 13 | Move the left foot to C-A, forming a left walking stance toward C-A, while executing a high wedging block to C-A, with the outer forearm. Prepare the block by crossing both arms in the centre of the chest. The distance of the blocking tool is equal to one shoulder width. | Gunnun so nopunde bakat palmok hechyo makgi |
| 14 | Execute a middle front snap kick to C-A with the right foot, keeping the position of the hands as in movement 13. | Kaunde apcha busigi |
| 15 | Lower the right foot to C-A, forming a right walking stance toward C-A, while executing a middle punch to C-A with the right fist. | Gunnun so kaunde ap joomuk baro jirugi |
| 16 | Execute a middle punch to C-A, with the left fist, while maintaining a right walking stance toward C-A. Perform 15 and 16 in a fast motion. | Gunnun so kaunde ap joomuk bandae jirugi |
| 17 | Move the left foot to C-B, forming a right walking stance toward C-B, while executing a high wedging block to C-B, with the outer forearm. Prepare the block by crossing both arms in the centre of the chest. The distance of the blocking tool is equal to one shoulder width. | Gunnun so nopunde bakat palmok hechyo makgi |
| 18 | Execute a middle front snap kick to C-B with the left foot, keeping the position of the hands as in movement 17. | Kaunde apcha busigi |
| 19 | Lower the left foot to C-B, forming a left walking stance toward C-B, while executing a middle punch to C-B with the left fist. | Gunnun so kaunde ap joomuk baro jirugi |
| 20 | Execute a middle punch to C-B, with the right fist, while maintaining a left walking stance toward C-B. Perform 19 and 20 in a fast motion. | Gunnun so kaunde ap joomuk bandae jirugi |
| 21 | Move the left foot to C, forming a left walking stance toward C, while executing a rising block with the left forearm. | Gunnun so palmok chookyo baro makgi |
| 22 | Move the right foot to C, forming a right walking stance toward C, while executing a rising block with the right forearm. | Gunnun so palmok chookyo baro makgi |
| 23 | Move the left foot to B, turning counterclockwise to form a sitting stance toward D, while executing a middle outward side strike to B with a left knife-hand. | Annun so kaunde sonkal yop taerigi |
| 24 | Move the left foot to the right foot, and then move the right foot to A, forming a sitting stance toward D, while executing a middle outward side strike to A with a right knife-hand. | Annun so kaunde sonkal yop taerigi |
| End | Move the right foot to the ready posture. |
