Waki System
{{Short description|Shogi opening}}
{{shogi diagram
| floatright
| Fortress, Waki System variation
| –
| lg | ng | | | | | | ng | lg
| | rg | | | | | gg | kg |
| | | sg | pg | | gg | sg | pg |
| pg | | pg | bg | pg | pg | pg | | pg
| | pg | | | | | | ps |
| ps | | ps | ps | ps | bs | ps | | ps
| | ps | ss | gs | | ps | ss | |
| | ks | gs | | | | | rs |
| ls | ns | | | | | | ns | ls
|–
|
}}
In shogi, Waki System (脇システム waki shisutemu) is a symmetrical Double Fortress (Static Rook) opening.
It is characterized in part by positioning Black's bishop on the 46 square and White's bishop on the 64 square allowing for a bishop exchange.
The strategy is named after Kenji Waki.
{{Expand Japanese|date=December 2016}}
Development
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{{shogi diagram
|
| ...P-74
| –
| lg | ng | | gg | | kg | | ng | lg
| | rg | | sg | | sg | gg | bg |
| pg | | dah| pg | | pg | | pg | pg
| | pg | pgl| | pg | | pg | |
| | | | | | | | |
| | | ps | ps | ps | | | |
| ps | ps | | | | ps | ps | ps | ps
| | bs | gs | ss | gs | ss | | rs |
| ls | ns | | ks | | | | ns | ls
|–
|
}}
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{{shogi diagram
|
| 24-Move Fortress Set
| –
| lg | ng | | | | kg | bg | ng | lg
| | rg | | sg | gg | | gg | |
| pg | | | pg | | dah| sg | pg | pg
| | pg | pg | | pg | pgl| pg | |
| | | | | | | | |
| | | ps | ps | ps | | ps | |
| ps | ps | ss | gs | | ps | | ps | ps
| | | gs | | | ss | | rs |
| ls | ns | bs | ks | | | | ns | ls
|–
|
}}
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{{Expand section|date=June 2017}}
An early ...P-74 (as opposed to an early ...G-52) is the most common move leading to the standard 24-Move Fortress Set (矢倉24手組) position, which is one of the major branching points of the set of Fortress substrategies.
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{{shogi diagram
|
| S-37
| –
| lg | ng | | | | kg | bg | ng | lg
| | rg | | sg | gg | | gg | |
| pg | | | pg | | | sg | pg | pg
| | pg | pg | | pg | pg | pg | |
| | | | | | | | |
| | | ps | ps | ps | | ps | |
| ps | ps | ss | gs | | ps | ssl| ps | ps
| | | gs | | |durh| | rs |
| ls | ns | bs | ks | | | | ns | ls
|–
|
}}
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{{shogi diagram
|
| Waki System
| –
| lg | ng | | | | kg |dads| ng | lg
| | rg | | sg | gg | da | gg | |
| pg | | | pg | dad| | sg | pg | pg
| | pg | pg | bgl| pg | pg | pg | |
| | | | | | | | |
| | | ps | ps | ps | | ps | |
| ps | ps | ss | gs | | ps | ss | ps | ps
| | | gs | | | | | rs |
| ls | ns | bs | ks | | | | ns | ls
|–
|
}}
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13. S-37. The Waki System is a silver-37 branch Fortress substrategy.
13. ...B-64. The Waki System form starts with White moving their bishop to 64 temporarily pinning Black's silver to their rook.
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{{shogi diagram
| floatright
| Waki System
| –
| lg | ng | | | | kg | | ng | lg
| | rg | | sg | gg | | gg | |
| pg | | | pg | | | sg | pg | pg
| | pg | pg | bg | pg | pg | pg | |
| | | | | | | | |
| | | ps | ps | ps | bsl| ps | |
| ps | ps | ss | gs | dau| ps | ss | ps | ps
| | | gs | da | | | | rs |
| ls | ns |daus| ks | | | | ns | ls
|–
|
}}
14. B-46. In response, Black opposes White's bishop by moving their own bishop to 46.
This positioning allows the bishops to be traded off in order to place them in hand.
{{clear}}
=14. ..S-73=
{{shogi diagram
| floatright
| Waki System
| –
| lg | ng | | | | kg | | ng | lg
| | rg | |ddlh| gg | | gg | |
| pg | | sgl| pg | | | sg | pg | pg
| | pg | pg | bg | pg | pg | pg | |
| | | | | | | | |
| | | ps | ps | ps | bs | ps | |
| ps | ps | ss | gs | | ps | ss | ps | ps
| | | gs | | | | | rs |
| ls | ns | | ks | | | | ns | ls
|–
|
}}
{{Expand section|date=June 2017}}
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{{shogi diagram
|
| Waki System
| –
| lg | ng | | | | kg | | ng | lg
| | rg | | |ddrh| | gg | |
| pg | | sg | pg | | ggl| sg | pg | pg
| | pg | pg | bg | pg | pg | pg | |
| | | | | | | | |
| | | ps | ps | ps | bs | ps | |
| ps | ps | ss | gs | | ps | ss | ps | ps
| | | gs | | | | | rs |
| ls | ns | ks | lah| | | | ns | ls
|–
|
}}
{{Col-2}}
{{shogi diagram
|
| Waki System
| –
| lg | ng | | | | | | ng | lg
| | rg | | | | | gg | kg |
| dah| | sg | pg | | gg | sg | pg | pg
| pgl| | pg | bg | pg | pg | pg | |
| | pg | | | | | | ps |
| | | ps | ps | ps | bs | ps | | ps
| ps | ps | ss | gs | | ps | ss | | uah
| | ks | gs | | | | | rs |
| ls | ns | | | | | | ns | ls
|–
|
}}
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{{clear}}
==20. P-96==
{{shogi diagram
| floatright
| Waki System
| –
| lg | ng | | | | | | ng | lg
| | rg | | | | | gg | kg |
| | | sg | pg | | gg | sg | pg | pg
| pg | | pg | bg | pg | pg | pg | |
| | pg | | | | | | ps |
| psl| | ps | ps | ps | bs | ps | | ps
| uah| ps | ss | gs | | ps | ss | |
| | ks | gs | | | | | rs |
| ls | ns | | | | | | ns | ls
|–
|
}}
{{Expand section|date=June 2017}}
{{Col-begin | width=auto | class=floatright}}
{{Col-2}}
{{shogi diagram
|
| Waki System
| –
| lg | ng | | | | | | ng | lg
| | rg | | | | | gg | kg |
| | | sg | pg | | gg | sg | pg | dah
| pg | | pg | bg | pg | pg | pg | | pgl
| | pg | | | | | | ps |
| ps | | ps | ps | ps | bs | ps | | ps
| | ps | ss | gs | | ps | ss | |
| | ks | gs | | | | | rs |
| ls | ns | | | | | | ns | ls
|–
|
}}
{{Col-2}}
{{shogi diagram
|
| Waki System
| –
| lg | ng | | | | | | ng | lg
| | rg | | | | | gg | kg |
| | | sg | pg | | gg | sg | pg |
| pg | | pg | hsl| pg | pg | pg | | pg
| | pg | | |daau| | | ps |
| ps | | ps | ps | ps |daaus| ps | | ps
| | ps | ss | gs | | ps | ss | |
| | ks | gs | | | | | rs |
| ls | ns | | | | | | ns | ls
| 角
|
}}
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{{clear}}
==20. P-15 variation==
{{shogi diagram
| floatright
| Waki System
| –
| lg | ng | | | | | | ng | lg
| | rg | | | | | gg | kg |
| | | sg | pg | | gg | sg | pg | pg
| pg | | pg | bg | pg | pg | pg | |
| | pg | | | | | | ps | psl
| | | ps | ps | ps | bs | ps | | uah
| ps | ps | ss | gs | | ps | ss | |
| | ks | gs | | | | | rs |
| ls | ns | | | | | | ns | ls
|–
|
}}
{{Expand section|date=June 2017}}
{{Col-begin | width=auto | class=floatright}}
{{Col-2}}
{{shogi diagram
|
| Waki System
| –
| lg | ng | | | | | | ng | lg
| | rg | | | | | gg | kg |
| | | sg | pg | | gg | sg | pg | pg
| dah| | pg | bg | pg | pg | pg | |
| pgl| pg | | | | | | ps | ps
| | | ps | ps | ps | bs | ps | |
| ps | ps | ss | gs | | ps | ss | |
| | ks | gs | | | | | rs |
| ls | ns | | | | | | ns | ls
|–
|
}}
{{Col-2}}
{{shogi diagram
| floatright
| Waki System
| –
| lg | ng | | | | | | ng | lg
| | rg | | | | | gg | kg |
| | | sg | pg | | gg | sg | pg | pg
| | | pg | bg | pg | pg | pg | |
| pg | pg | | | | | psl| ps | ps
| | | ps | ps | ps | bs | uah| |
| ps | ps | ss | gs | | ps | ss | |
| | ks | gs | | | | | rs |
| ls | ns | | | | | | ns | ls
|–
|
}}
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{{clear}}
=14. ...B-73 variation=
{{shogi diagram
| floatright
| Waki System
| –
| lg | ng | | | | kg | | ng | lg
| | rg | | sg | gg | | gg | |
| pg | | bgl| pg | | | sg | pg | pg
| | pg | pg |dulh| pg | pg | pg | |
| | | | | | | | |
| | | ps | ps | ps | bs | ps | |
| ps | ps | ss | gs | | ps | ss | ps | ps
| | | gs | | | | | rs |
| ls | ns | | ks | | | | ns | ls
|–
|
}}
{{Expand section|date=June 2017}}
{{Col-begin | width=auto | class=floatright}}
{{Col-2}}
{{shogi diagram
|
| Waki System
| –
| lg | ng | | | | kg | | ng | lg
| | rg | | sg | gg | | gg | |
| pg | | hsl| pg | | | sg | pg | pg
| | pg | pg |daau| pg | pg | pg | |
| | | | | daa| | | |
| | | ps | ps | ps |daaus| ps | |
| ps | ps | ss | gs | | ps | ss | ps | ps
| | | gs | | | | | rs |
| ls | ns | | ks | | | | ns | ls
| 角
|
}}
{{Col-2}}
{{shogi diagram
|
| Waki System
| 角
| lg | ng | | | | kg | | ng | lg
| | rg | |ddlh| gg | | gg | |
| pg | | sgl| pg | | | sg | pg | pg
| | pg | pg | | pg | pg | pg | |
| | | | | | | | |
| | | ps | ps | ps | | ps | |
| ps | ps | ss | gs | | ps | ss | ps | ps
| | | gs | | | | | rs |
| ls | ns | | ks | | | | ns | ls
| 角
|
}}
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{{shogi diagram
|
| Waki System
| 角
| lg | ng | | | | rah| kgl| ng | lg
| | rg | | | gg | | gg | |
| pg | | sg | pg | | | sg | pg | pg
| | pg | pg | | pg | pg | pg | |
| | | | | | | | |
| | | ps | ps | ps | | ps | |
| ps | ps | ss | gs | | ps | ss | ps | ps
| | | gs | | | | | rs |
| ls | ns | ks | lah| | | | ns | ls
| 角
|
}}
{{Col-2}}
{{shogi diagram
|
| Waki System
| 角
| lg | ng | | | | | | ng | lg
| | rg | | | | | gg | kg |
| pg | | | pg | | gg | sg | pg | pg
| | | pg | sg | pg | pg | pg | |
| | pg | | | | | | ps |
| psl| | ps | ps | ps | ss | ps | |
| uah| ps | ss | gs | | ps | | | ps
| | ks | gs | | | | | rs |
| ls | ns | | | | | | ns | ls
| 角
|
}}
{{Col-end}}
{{clear}}
==...P-14 variation==
{{shogi diagram
| floatright
| Waki System
| 角
| lg | ng | | | | | | ng | lg
| | rg | | | | | gg | kg |
| pg | | | pg | | gg | sg | pg | dah
| | | pg | sg | pg | pg | pg | | pgl
| | pg | | | | | | ps |
| ps | | ps | ps | ps | ss | ps | |
| | ps | ss | gs | | ps | | | ps
| | ks | gs | | | | | rs |
| ls | ns | | | | | | ns | ls
| 角
|
}}
{{Expand section|date=June 2017}}
{{clear}}
==...P-94 variation==
{{shogi diagram
| floatright
| Waki System
| 角
| lg | ng | | | | | | ng | lg
| | rg | | | | | gg | kg |
| dah| | | pg | | gg | sg | pg | pg
| pgl| | pg | sg | pg | pg | pg | |
| | pg | | | | | | ps |
| ps | | ps | ps | ps | ss | ps | |
| | ps | ss | gs | | ps | | | ps
| | ks | gs | | | | | rs |
| ls | ns | | | | | | ns | ls
| 角
|
}}
{{Expand section|date=June 2017}}
{{clear}}
See also
Bibliography
- 脇謙二『単純明快矢倉・脇システム』毎日コミュニケーションズ、 1994年、{{ISBN|978-4895636148}}
- {{cite book | last=Kitao | first=Madoka | author-link=Madoka Kitao | title=Joseki at a glance | year=2011 | publisher=Nekomado | translator-last=Kawasaki | translator-first=Tomohide | isbn=978-4-9052-2501-0}}
External links
- Shogi Maze: [http://shogimaze.free.fr/senpou/openings136001.html Yagura: Waki System]
{{Shogi openings}}