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Takemiya Kosumi
Path: CentralLine · Prev: UnusualEnclosures · Next: HighApproachUpperTsukeWhiteCenter PageType: Path
Difficulty: Advanced
Keywords: Opening, Joseki
Again, this page is under construction. Please leave the body of it alone until I have finished. Thanks. :-) If you somehow find this page I would welcome comments and suggestions while I am working, although I want to reserve the right to remove them before I post this page. Charles No major change here for three months. Stalled? Charles Well, another few weeks have gone by, so I propose to define the UndefinedPages here and remove Blue Wyvern's mesage above. This Joseki is rather unique, as it is primarily played only with the SanRenSei opening. It was developed by Takemiya Masaki and its primary aim is to develop powerful Thickness towards the center.
At first glance this move looks slow and cumbersome and doesn't appear to apply much pressure on White. It was these properties that first led me to take a look at this move in more detail. After all Shusaku's Kosumi has been considered to be too steady for modern play. Yet Takemiya's kosumi is a modern invention[1], so it must have taken into account recent lines of play? There are several ways of continuing from here. A common response is for White to jump into the corner with a. Being that the kosumi does not apply as much pressure to White as something like a pincer, White will often play tenuki. The most common one is the other approach at b. Occasionally White will want to counter Black's influence with something like the keima of c.
[1] It seems to have been played first by Handa Hayami in 1940, as an isolated innovation. Authors Path: CentralLine · Prev: UnusualEnclosures · Next: HighApproachUpperTsukeWhiteCenter This is a copy of the living page "Takemiya Kosumi" at Sensei's Library. ![]() |