Quest of the lost systems

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Chapter Two: Furibisha

Section 5: Masuda-shiki Ishida-ryu

Masuda's Ishida-ryu (9)

The diagram is from a C2 Jun-i Sen in '95 played by Hiroshi Okazaki(4 dan) and Takeshi Kawakami(4 dan), on August 29.

   9    8    7    6    5    4    3    2    1
+--------------------------------------------+       White in hand:
| wL | wN |    | wG |    |    |    |    | wL |  a   +------------------+
+--------------------------------------------+      |   B              |
|    | wK | wS |    |    |    | wG |    |    |  b   |                  |
+--------------------------------------------+      +------------------+
|    | wP | wP | wP | wP | wS | wN | wP | wP |  c
+--------------------------------------------+
| wP |    |    |    |    |    | wR |    |    |  d
+--------------------------------------------+
|    |    |    | bP |    | wP | wP | bP |    |  e
+--------------------------------------------+
| bP |    | bP |    | bP |    |    | bR |    |  f
+--------------------------------------------+
|    | bP | bN | bS | bS | bP | bP |    | bP |  g
+--------------------------------------------+      Black in hand:
|    | bK | bG |    |    |    |    |    |    |  h   +------------------+
+--------------------------------------------+      |   B              |
| bL |    |    |    |    | bG |    | bN | bL |  i   |                  |
+--------------------------------------------+      +------------------+
Diagram: (b)Okazaki vs (w)Kawakami, up to (b)R-2f

From the Diagram: (from white)

      S-5b;      P-1f, P-5d;      P-1e, P-8d;      S5g-6f, P-1d;
Px1d, Lx1d;      P*1e, Lx1e;      Lx1e, P*1d;      P-5e, Px1e;
Px5d, P*5c;      Px5c+, Sx5c;     B*2a

Tateishi-ryu was a darling system for those who were fed up with the Ibisha Anaguma, as if it were elixir of shogi, for a limited time. But not anymore. Why? The answer is the right Gold of the Ibisha, which just stays there, as in the Diagram above. In response to White's P-3f, Black can safely answer with Px3f. Even if White then drops B at 4d so that his R can proceed to 3f, there will be no space for its promotion. With nothing to worry about in his territory, Black can then apply pressure toward the White's King-head.

Fearing that he might be suffocated into a slow death, Kawakami made rather desperate moves along the first file, which only handed Okazaki an opportunity to lead the game in his favor and eventually to a victory.

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