3-4 point distant high approach, one-space low pincer
This pincer has been around for a long time, but there are a number of recent innovations being played.
White most often plays contact with here to make shape, Ishida gives a joseki from Black a; but this hasn't been played by pros for a long time. Now Black answers at , and White plays at a.
This is another contemporary variation, with White taking the key bulge point at . Play will continue with Black at a or b, depending on the overall position.