Cho Chikun beat Kobayashi Koichi in the final of the 1st Igo Masters Cup, winning the title (this is the title #72 for Cho. Overall record in games between Cho and Kobayashi is 66-63 for Cho).
Iyama Yuta, challenger, beat Cho U in the 2nd game of the 49th Judan, evening the score 1-1.
23 March 2011 (Japan 🇯🇵)
Xie Yimin beat Mukai Chiaki in the 2nd game of the 23rd Female Meijin, evening the score. Game started 11 march and was suspended (after 58 moves) due to an earthquake.
Zhou Hexi won against Yu Bin in the challengers' final of the Tianyuan. This page previously misdescribed this as the finals of the Tianyuan. Zhou will play Chen Yaoye in the title, date currently unknown.
The first round of the BC Card Cup was held. 64 players will compete. 40 Koreans, including 4 amateurs, 21 Chinese, 2 Japanese and 1 Taiwanese player will compete.
2-3 February 2011 (Japan 🇯🇵)
Iyama Yuta beats Cho U B+1.5 after 269 moves in the 3rd game of the 35th Kisei. Iyama leads 2-1.