You’re usually good just calling this one the Tsuk 1.5. People mostly seem to get all bunched up about naming and the direction of the twisting when it comes to the other Tsukahara vaults (particularly the Tsuk full and double full) and whether they are Kasamatsus or not (they probably are), a difference which is explained beautifully here.
Currently performed by
Ellie Black (CAN)
Previous performed by (active gymnasts)
Oksana Chusovitina (UZB) (2001-2007, 2011-2016)