Sente MASUDA ryu Mukai Bisha

Shogi Game record : Daiwa Shoken cup ; The 4th Saikyou sen


A shogi game of the Saikyou sen between SATO Yasumitsu and WATANABE Akira was started 8:00 P.M. (JST) , 11 July 2010 on the Net .


Sente : SATO Yasumitsu (9 dan)
Gote : WATANABE Akira (Ryuo)

(diagram 1)

1.P-7f P-8d
2.P-5f P-8e
3.B-7g P-5d
4.R-8h P-3d
5.S-6h K-4b
6.Bx2b+ Sx2b
7.K-4h S-6b
8.K-3h K-3b
9.K-2h S-3c
10.S-3h P-7d
11.P-1f P-1d
12.S-5g S-5c
13.N-7g N-7c
14.R-8i K-2b
15.G-6h G-3b
16.P-2f G-5b
17.S-2g P-4d
18.G-3h G5b-4c
19.P-3f P-4e
20.K-1h S-2d
21.K-2h P-3e
(diagram 1)

SATO selected MASUDA ryu Mukai Bisha in this game . After exchanging the Bishops , SATO made Kata mino gakoi and developed it to Kata Ginakanmuri . WATANABE also made Yagura gakoi and pushed the 3rd file Pawn to exchange the Pawns .

(diagram 2)

22.Px3e Sx3e
23.P*3f S3e-4d
24.K-1h P-2d
25.P-4f N-3c
26.P-7e Px7e
27.Px4e Nx4e
28.P*7d Nx5g+
29.Gx5g S-6d
30.Px7c+ Sx7c
31.B*5a S-6d
32.Bx2d+ S*3c
33.+B-4f P*4e
34.+B-3g B*6h
35.N*6i P-8f
36.P*7d P-5e
37.P-7c+ Sx7c
38.N*3e Sx3e
39.Px3e S-6d
40.G-5h Bx3e+
41.G5h-4g +B-6h
42.N-5g N*3e
43.Nx4e Nx4g+
44.Nx3c+ G3bx3c
45.Gx4g N*3e
(diagram 2)

After the 3rd file Pawn exchange , SATO exchanged his Silver for WATANABE's 2 Knights . SATO dropped a Bishop and made it promoted to use it for both attack and defense .

WATANABE also made a promoted Bishop and tried to continue attacking SATO's Kakoi .

(diagram 3)

46.N*2e G*3d
47.Nx3c+ G4cx3c
48.G*3f P-1e
49.Px1e P*1g
50.Kx1g Nx2g+
51.+Bx2g P*1f
52.+Bx1f N*2d
53.P*3e Gx3e
54.Gx3e +Bx3e
55.P*3d Gx3d
56.N*2g +B-4e
57.S*4f +Bx4f
58.Gx4f Nx1f
59.S*3e Lx1e
60.Nx1e B*3h
61.L*2g G*2h
62.G*3g Gx2g
63.Gx2g resigns
(digaram 3)

After 125 moves , SATO won the game .