Seiken chūdan tsuki¶

Name¶

Romaji:
Seiken chūdan tsuki

Japanese:
正拳中段突き

English:
Straight fist thrust to the middle section

Terminology¶

Seiken refers to the knuckle surface of the forefist. Chūdan indicates the middle section. Tsuki indicates a thrusting technique along a straight line.

Sequence position¶

Block:
Migi sanchin-dachi

Placement in the sequence:
Technique 1

Preceded by:
Migi sanchin-dachi, kamaete.

Followed by:
Seiken jōdan tsuki

Starting position¶

Migi sanchin-dachi. The body is gathered, the pelvis stable, the knees active, and the upper body upright. The hands are held in kamae.

Commands¶

Begins from: Migi sanchin-dachi, kamaete.

Count¶

Trained in repeated count according to the main section of the sequence.

Kiai¶

Kiai is used according to the count that applies to the kihon form in question. The technique may first be established without kiai and then, in the main count, with kiai.

Execution¶

The fist is thrust straight forward toward the middle section. The movement travels from the center to the target in a straight line. The arm should not be pushed out disconnected from the body; rather, the feeling should be that the fist enters the target with the body behind it.

Technical key points¶

straight path from center to target
clear hikite
low and stable shoulder
wrist and forearm aligned
power generated from bodily integration

Common errors¶

raised shoulder
broken wrist
elbow flaring outward
overextended arm
technique without body connection

Purpose¶

To establish the basic tsuki line, hikite, body coordination, and understanding of the centerline.

Relation to further training¶

Idō Geiko: The technique is carried forward into moving basic training.

Kata: The basic mechanics recur in several kata forms.

Kumite: Foundation for straight hand techniques to the middle section.