Kakugawari ; unorthodox line

Shogi Game record : The 18th Ginga sen ; tournament


A shogi game of the Ginga sen between FUKAURA Kouichi and NAKAMURA Taichi was broadcasted 28 August 2010 .


Sente : FUKAURA Kouichi (Oi)
Gote : NAKAMURA Taichi (4 dan)

(diagram 1)

1.P-2f P-8d
2.P-7f P-8e
3.B-7g P-3d
4.S-8h Bx7g+
5.Sx7g S-3b
6.S-3h S-7b
7.G-7h P-6d
8.P-3f S-6c
9.P-1f G6a-5b
10.P-1e P-7d
11.P-4f N-7c
12.S-4g K-4b
13.K-6h K-3a
14.G-5h S-5d
15.N-3g P-7e
16.Px7e N-6e
(diagram 1)

FUKAURA selected Kakugawari opening in this game and NAKAMURA accepted it . After exchanging the Bishops , NAKAMURA moved up the Silver with 5...S-3b making Hidari mino shape . (However , I can't find effective reply against 6.B*4e . )

While FUKAURA was making Koshikakegin form , NAKAMURA quickly let his King enter Hidari mino with 13...K-3a and started attacking with 15...P-7e .

(diagram 2)

17.S-8h B*4d
18.P-7d P-8f
19.P-7c+ Px8g+
20.Sx8g Rx8g+
21.Gx8g Bx9i+
22.R-2i P*8h
23.R*6a G5b-5a
24.R-7a+ +B-9h
25.G-9f Px8i+
26.+P-6b Gx6b
27.+Rx6b N*5e
28.S-5f +B-8g
29.P*7h +P-7i
30.K-5i L*4g
31.Sx4g Nx4g+
32.Gx4g S*3h
33.B*8e P*7d
34.K-4h Sx2i=
35.G*2h R*6h
36.L*5h R-6i+
37.N*4i S*5i
38.K-3i +Rx5h
39.Kx2i +Rx4g
40.Bx7d +Rx4i
41.K-1h N*6c
42.resigns
(diagram 2)

After 82 moves , NAKAMURA won the game .

Aigakari ; Sente Hiki Hisha Bougin vs Gote Nana-San Gin kyusen

Shogi Game record : The 3rd Asahi cup Shogi open tournament ; 1st pre-round

A shogi game of 　the Asahi cup Shoogi open tournament 1st pre-round between MIYATA Atsushi and NAGAOKA (amateur) started 10:00 A.M. , 18 September 2009 .

You can see the original game record on the Net .
http://live.shogi.or.jp/asahi/archives/3/kifu/20090918asahi_11.html?TB_iframe=true&width=600&height=570
(Flash version , written in Japanese language)


Sente : MIYATA Atsushi (7 dan)
Gote : NAGAOKA Toshikatsu (amateur)

(diagram 1)

1.P-2f P-8d
2.P-2e P-8e
3.G-7h G-3b
4.P-2d Px2d
5.Rx2d P*2c
6.R-2h S-7b
7.S-3h P-9d
8.P-9f P-8f
9.Px8f Rx8f
10.P*8g R-8d
11.S-2g P-3d
12.S-3f P-7d
13.P-7f Bx8h+
14.Sx8h N-3c
15.P-1f K-4b
16.P-1e S-2b
17.P-4f S-7c
18.S-7g S-6d
19.S-4g P-2d
20.P-6f G-6b
21.S-5f N-7c
22.G-5h S-2c
23.K-6h P-7e
(diagram 1)

MIYATA selected Aigakari as the opening of this game and NAGAOKA accepted it . After the 2nd file Pawn exchange , MIYATA backed his Rook to previous position with 6.R-2h . After some moves , NAGAOKA also exchanged the 8th file Pawns and he backed the Rook at Uki-bisha position with 10...R-8d .

MIYATA advanced his right Silver and opened his Bishop line with 13.P-7f . NAGAOKA exchanged the Bishops and jumped the left Knight to decline MIYATA's Silver advance to 2e & 4e .

NAGAOKA also advanced his right Silver to 6d and started attacking with 23...P-7e .

(diagram 2)

24.S-6g P-3e
25.S-8f P-3f
26.Px3f P*3h
27.Rx3h Px7f
28.P*7d P*8e
29.S-9g Rx7d
30.B*8c R-7e
31.B-4g+ R-2e
32.P*2h R-7e
33.P-3e B*2e
34.+B-8c P*3g
35.Rx3g Bx5h+
(diagram 2)


MIYATA flexibly backed his 5f-Silver with 24.S-6g to join defense of the 7th file . NAGAOKA didn't capture the 7f-Pawn , but advanced the 3rd file Pawn and sacrificed it with 25...P-3f . After the 3rd file Pawn sacrifice , NAGAOKA dropped a Pawn with 26...P*3h threatening a Pawn promotion with P-3i+ and forcing the 2h-Rook to capture this Pawn .

After some moves , NAGAOKA turned his Rook with 31...R-2e forcing MIYATA to drop a Pawn with 32.P*2h to protect the 2nd file . NAGAOKA backed his Rook with 32.R-7e but under the 4g-promoted Bishop's power , he couldn't use the Rook well . NAGAOKA dropped a Bishop with 33...B*2e , and sacrificing the Bishop with 35...Bx5h+ he tried to continue attacking .

(diagram 3)

36.Sx5h N-2e
37.R-3f P-9e
38.Px9e S-5e
39.+B-8d Sx6f
40.+Bx7e Sx7e
41.P-3d P-7g+
42.Nx7g Sx3d
43.Rx3d P*3c
44.Rx2d P*7f
45.R-2a+ Px7g+
46.Gx7g G*3a
47.+Rx2e resigns
(diagram 3)


After 93 moves , MIYATA won the game .