KOBO defend his title Kio !

Shog News : The 35th Kio sen ; 5 games title match


8:08 P.M. (JST) , 30 March 2010 , after 190 moves , KUBO won the last game of this match . The score of this match becomes "KUBO 3 --- 2 SATO" and KUBO defends his title Kio .


You can see the original game record on the Net .
http://live3.shogi.or.jp/kiou/kifu/kiou100330.html
(Flash version , written in Japanese language)
http://live3.shogi.or.jp/kiou/kifu/kiou100330_j.html
(Java version , written in Japanese language)


Sente : SATO Yasumitsu (9 dan)
Gote : KUBO Toshiaki (Kio)

(diagram 1)

1.P-7f P-3d
2.P-2f P-5d
3.P-2e R-5b
4.S-4h P-5e
5.K-6h B-3c
6.P-3f K-6b
7.S-3g K-7b
8.S-4f G-3b
9.K-7h K-8b
10.S-6h S-4b
11.S-7g S-5c
12.P-3e
(diagram 1)


Until 3...R-5b , KUBO selected Gokigen Nakabisha as the opening of this game . SATO advanced his right Silver through 3g , the San-Nana Gin kyusen line .

SATO advanced one more Silver with 11.S-7g threatening the 5e-Pawn . KUBO also advanced his left Silver to protect the 5e-Pawn . Then SATO started attacking with 12.P-3e .

(diagram 2)

12...Px3e
13.Sx3e S-6d
14.P*3d B-2b
15.P-2d Px2d
16.Rx2d P*2c
17.R-2f L-9b
18.S-6f K-9a
19.G-6h S-8b
20.P-9f P-7d
21.G4i-5h G-7a
22.B-9g P-7e
23.Px7e P-5f
24.Px5f P*5e
(diagram 2)

SATO exchanged the 3rd file Pawns and KUBO advanced the 5c-Silver with 13...S-6d . SATO dropped a Pawn with 14.P*3d forcing the 3c-Bishop to back with 14...B-2b . SATO exchanged the 2nd file Pawns by his Rook .

KUBO dropped a Pawn with 16...P*2c to protect the 2nd file and made Anaguma gakoi . SATO also strengthened his camp until 21.G4i-5h and moved up the Bishop with 22.B-9g threatening the line ;Bx6d Px6d;S*4a .

KUBO sacrificed the 7th file Pawn with 22...P-7e to prevent the line and started attacking in the 5th file .

(diagram 3)

25.S-4f Px5f
26.P-7d P-4d
27.N-3g B-3a
28.R-3f B-4b
29.P*2b Gx2b
30.S-3e G-3b
31.Sx4d R-5d
32.P-3c+ Nx3c
33.R-3d P*3f
34.P*5e Sx5e
35.Bx4b+ Gx4b
36.S6fx5e Rx7d
37.P*7f Px3g+
38.B*6e R-8d
39.S*7e Rx4d
40.Rx4d P*4c
41.R-5d P*7g
(diagram 3)

SATO attacked KUBO's camp for a while . After some moves , KUBO sacrificed his Rook with 39...Rx4d and tried to attack SATO's King with 41...P*7g .

(diagram 4)

42.Nx7g B*3f
43.R-5a+ +Px4g
44.Gx4g Bx4g+
45.+Rx4b S*5i
46.G*5h Sx6h+
47.Gx6h P-5g+
48.Bx4g +Px4g
49.B*3e N*5f
50.G-6i G*7b
51.P*5g +Px5g
52.Bx5g N-4e
53.B-4f B*5g
54.S*7i P*5h
55.R*3b G*5i
56.G-6h Nx6h+
57.Sx6h Bx4f+
58.Sx4f P*3a
59.R-2b+ G*3b
60.+R2bx3bPx3b
61.G*7i R*4i
62.B*5e G-6i
63.Gx6i B*8i
64.Kx8i Rx6i+
65.G*7i G*7h
(diagram 4)

While SATO made a promoted Rook with 43.R-5a+ and captured the 4b-Gold with 45.+Rx4b , KUBO attacked SATO's Kakoi . Until 65...G*7h , KUBO seemed to get a win advantage .

(diagram 5)

66.K-9h Gx7i
67.Sx7i +Rx7i
68.G*8i +R-6h
69.K-9g +R-5i
70.B*2f P*7c
71.Bx5i Px5i+
72.R*4a P*5d
73.Bx1a+ B*6h
74.L*8e P-9d
75.Sx4e S*3c
76.+Bx3c Px3c
77.G-7h B*7i
78.S*8h Bx8h+
79.Kx8h B-5g+
80.S-6f +B-3e
81.N*7e
(diagram 5)

KUBO failed to mate SATO's King , and SATO dropped a Lance with 74.L*8e and dropped a Knight with 81.N*7e to attack KUBO's Anaguma gakoi .

(diagram 6)

81...S*6i
82.P*4f Sx7h+
83.Kx7h +P-6i
84.Sx5d +Bx4f
85.P*5g +B-6d
86.S-5c= +Bx5c
87.+Rx5c S*7i
88.N-6e +P-6h
89.K-7g G*7h
90.K-8f P-8d
91.N*8c Sx8c
92.Nx8c= Gx8c
93.Nx7c+ Gx7c
94.S-6e Px8e
95.K-7e +Px6g
96.resigns
(diagram 6)

After 190 moves , KUBO w0n the game .