3437 enclosure
There really ought to be a good reason for playing this way, rather than enclosing the corner conventionally. But this enclosure is more common than one might think: certainly in conjunction with the Chinese fuseki or mini-chinese, but also when the left side has special importance.
If White plays here next, there are a number of ideas.
was played by Fujisawa Hosai. This is a special technique: but now White can push at a with quite a good feeling.
White probably doesn't get away with playing
here; Black almost certainly chooses this enclosure in cases where
is too heavy. Of course Black could also pincer; but the question is where
ends up (and White at a looks like a useful kikashi).
The other normal corner approaches are seen.
![[Diagram]](../../diagrams/39/a8d96cdcc0108dfacdf55bb8a1a1737a.png)
![[Diagram]](../../diagrams/32/02fac52cfdfb1eab0fe6713c804c9c89.png)
![[Diagram]](../../diagrams/31/eddb691bac3587a7a0b40a541111ee23.png)
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