2021年1月13—14日,第45期日本棋圣战挑战赛首局,在日本东京都文京区的椿山庄酒店战罢。三冠王井山裕太棋圣执白244手中盘击败挑战者河野临,迈出九连霸之路的第一步。 
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本期棋圣战循环圈,一力辽先后被高尾绅路、村川大介阻击,仅仅排在S组第4位。从B1组杀出的芝野虎丸先胜B2组头名六浦雄太打进挑战者阶梯决定战,再胜C组第1位洪爽義,随后不敌A组头名山下敬吾。至此挑战权再度成为40岁以上大龄棋手的囊中之物。接下来山下不敌S组第2名高尾绅路,高尾在变则二番棋中先赢后输不敌河野临,河野连续两年挑战棋圣,通算第八次挑战井山裕太。 
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对局地椿山庄酒店,是大热日剧《半泽直树》的取景地
挑战赛首局由河野临执黑先行,河野以不太常见的变形中国流开局,井山挂角守角后枪头一转碰撞小目,再秀出故意露出破绽的小飞,考验河野对这套布局的理解。实战河野陪着井山在此处缠斗,不知不觉吃了小亏。不过随后井山又放任河野将此处穿裂,将重兵投放在左上静待河野来犯,胜率在小幅摆动之间总体趋于稳定,弈至67手井山示意封手,第一日在风雨欲来之前平稳收子。 
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井山棋圣向立会人赵治勋名誉名人递交封手 
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第二日,立会人赵治勋宣读封手 
第二日续战,河野一上来就掉进井山精心布置的陷阱中,黑棋强吃四子棋筋看似收获颇丰,但白棋两头拔花后形状铁厚,在接下来的战斗中可以为所欲为。带着95%以上的胜率遥遥领先了接近百手后,井山喜闻乐见的乘风破浪姗姗来迟。白棋在处理上边孤子时出现失误,被黑棋做劫断掉尾巴。然而悬念并未能持续太多回合,河野寻找的劫材过小,让井山重新回到不败之地。一番兜兜转转后黑棋终于打赢了上边的劫,但左边被白棋劫杀还是无以为继。最终河野临选择玉碎,让井山有惊无险拿下了首局胜利。 
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赛后井山表示第一天下完后感觉不是很好,最后如果平稳进行的话好像是自己稍好,实战选择了战斗反而不一定了,但因为是挑战赛首局,所以想竭尽全力。河野则表示序盘阶段吃掉右下四个白子感觉并没有占到便宜,从第一天开始脚步就很迟缓,后来怎么也追不上了,也没能看到赢棋的图。挑战赛第2局将于1月22、23日在富山县高岡市的胜兴寺进行。 
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美食节目又开张啦
第一日上午,两位对局者均选择了热咖啡 
中午井山棋圣选择了冷荞麦面套餐和绿茶 
河野挑战者选择了鸡肉咖喱饭和冰咖啡 
下午的点心,井山棋圣选择了水果拼盘和热咖啡 
河野挑战者选择了水果奶油蛋糕和冰咖啡 
第二日上午,河野挑战者选择了热咖啡,井山棋圣啥都没点 
中午,井山棋圣选择了番茄酱海鲜意面和乌龙茶 
河野挑战者选择了牛肉咖喱饭和冰咖啡 
下午的点心,井山棋圣选择了水果拼盘和热咖啡(据说井山只选水果拼盘) 
河野挑战者选择了水果拼盘和冰咖啡 
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