You could also just use her BnB post-CB juggle which is to launch with 33K, and follow up with 66KK, 4PKK/7K, 6P+K, KK. The latter has ridiculous timing, and I can never buffer it, so I go with the former.
I'd have to ask, what's Kasumi's best option after 4H+K? Since SE is back on, it's like...