Technical - Names to actions - Immobilsations
Ikkyo
Nikkyo
Sankyo 
YonkyoCopyright reserved by Lancashire Aikikai.
Other links
Ikkyo (later in move than picture to left)
Nikkyo - immobilisation
Sankyo (earlier in move)
Rokkyu
If you belong to the Aikikai and can improve these shots or extend covering other immoblisations. Then please submit them.