Kaishō (open hand) is more as only one open Hand. In karate, several open-hand techniques are used. The position and tension of the hand muscles depend on the technique being performed.
To it correct to perform, for most techniques the palm after in front tense, the finger compressed and light bent become and the Thumb should strong to the inner edge of the hand held ten become.
At the most Kaishō techniques stands the back of the hand on one line for the Forearm, just as How at the most Tsuki techniques.
