KAI won the 1st game of the 21st Jo-ryu Oi sen title match .

Shogi News : The 21st Jo-ryu Oi sen ; 5 games title match


7:30 P.M. 13 May 2010 , after 131 moves , KAI won the 1st game of this match . The score of this match becomes "SHIMIZU 0 --- 1 KAI" .


The 2nd game of the 21st Jo-ryu Oi sen title match will start 9:00 A.M. ,20 May 2010 at Egret-Himeji , Himeji city , Hyogo .


You can see the original game on the Net .
http://live.shogi.or.jp/joryu-oui/kifu/jo_oui100513.html
(Flash version , written in Japanese language)
http://live.shogi.or.jp/joryu-oui/kifu/jo_oui100513_j.html
(Java version , written in Japanese language)


SHIMIZU Ichiyo (Jo-ryu Osho , Jo-ryu Oi)
KAI Tomomi (Jo-o)

(diagram 1)

1.P-5f P-8d
2.P-7f P-8e
3.B-7g P-5d
4.R-5h K-4b
5.K-4h S-6b
6.K-3h P-3d
7.S-6h S-5c
8.K-2h K-3b
9.S-3h G6a-5b
10.P-1f P-1d
11.P-4f P-6d
12.R-5i P-7d
13.P-9f P-9d
14.G-7h G-6c
15.S-4g N-7c
16.G-3h P-4d
17.P-5e Px5e
18.Bx5e S3a-4b
19.B-7g S-4c
20.P-6f P*5d
21.S-6g S-4b
22.S6g-5f S-3c
23.G-6h B-3a
24.R-7i K-2b
25.G-5h G-3b
26.B-5i P-6e
(diagram 1)

By 4.R-5h , KAI selected Nakabisha as the opening of this game . KAI made Kata mino gakoi and SHIMIZU made Funa gakoi .

KAI developed her Kakoi to KIMURA mino and SHIMIZU also developed the Kakoi to Gin Yagura .

After some moves , KAI backed her Bishop with 26.B-5i aiming at the 7th file and SHIMIZU pushed the 6th file Pawn with 26...P-6e to start attacking .

(diagram 2)

27.Px6e P-8f
28.Px8f Bx8f
29.B-4h B-3a
30.P*8d P-5e
31.S-6g G-5d
32.N-9g P-9e
33.P-7e P*6f
34.Sx6f Rx8d
35.P*8e Nx8e
36.R-8i Px9f
37.Rx8e Rx8e
38.Nx8e P*6g
39.R*8a R*6i
40.N*2f P-6h+
41.Gx6h Rx6h+
42.P-1e S-2d
43.Px1d P*1e
44.Rx9a+ P-5f
45.Sx5f G*5h
46.B-3i P*5g
47.S-4g +Rx6f
48.Sx5h Bx7e
49.Bx5g +Rx5g
50.Sx5g Bx5g+
51.R*5a S*4i
(diagram 2)

SHIMIZU exchanged the 8th file Pawns and KAI moved up her Bishop to decline a Bishop exchange . SHIMIZU backed her Bishop with 29...B-3a aiming the 8b-Rook promotion into KAI's camp . KAI dropped a Pawn with 30.P*8d to block the 8b-Rook .

KAI jumped her left Knight with 32.N-9g to defend the 8th file and SHIMIZU pushed the 9th file Pawn to attack the Knight .

They exchanged the Rooks and dropped their each one to attack the opponent's camp .
KAI dropped a Knight with 40.N*2f and attacked the 1st file with 42.P-1e . SHIMIZU sacrificed her promoted Rook and make a promoted Bishop .

KAI dropped an additional Rook with 51.R*5a to attack SHIMIZU's Kakoi . SHIMIZU dropped a Silver with 51...S*4i attacking KAI's most important defense piece .

(diagram 3)

52.G*4h Sx3h+
53.Gx3h S*3a
54.P*5h +Bx4f
55.+Rx9f B*5f
56.L*4i +B-5e
57.+R-9b P*5b
58.+R-8a G*4b
59.S*4a P-4e
60.P*4d +Bx4d
61.Sx3b+ S3ax3b
62.R-3a+ K-3c
63.+R8a-5a+B-5c
64.P*4d Gx4d
65.G*6d G-4a
66.+R5ax4aresigns
(diagram 3)

After 131 moves , KAI won the game .