3-4 point high approach, two-space high pincer, ogeima, kado, cut-variation
tderz: The cut is meant. It looks rather violent and premature but is very difficult to handle properly when encountered the first time.
(Afterwards it is just a known path which you can walk)
tderz: and both look natural and the problem of continuation occurs after .
This is documented in some European/Western language Go magazine (I forgot which one: German 'DGoZ' ?, Dutch 'Go', 'Go World'? )