Ricoh Pair Go Cup

Japanese unofficial Tournament. 32 male and female top professional form 16 mixed pairs and compete in two rounds (swiss system). The pairs with 2 wins are qualified; the pairs with two losses are eliminated. In the third preliminar round (on 9x9 Goban) compete only the remaining 8 teams.

• 1995, 1st: Hashimoto Shoji - Konishi Kazuko
• 1996, 2nd: Kobayashi Koichi - Kobayashi Izumi
• 1997, 3rd: Yuki Satoshi - Chinen Kaori
• 1998, 4th: Honda Kunihisa - Aoki Kikuyo
• 1999, 5th: Honda Kunihisa - Aoki Kikuyo
• 2000, 6th: Tono Hiroaki - Yoshida Mika
• 2001, 7th: Yoda Norimoto - Kusunoki Teruko
• 2002, 8th: Cho Chikun - Kuwabara Yoko
• 2003, 9th: Cho Chikun - Kuwabara Yoko
• 2004, 10th: Yamashita Keigo - Kobayashi Izumi
• 2005, 11st: Mimura Tomoyasu - Aoki Kikuyo
• 2006, 12nd: Cho U - Suzuki Ayumi
• 2007, 13rd: Yamada Kimio - Okada Yumiko
• 2008, 14th: Cho Chikun - Osawa Narumi
• 2009, 15th: Hane Naoki - Kato Keiko
• 2010, 16th: Sakai Hideyuki - Ishii Akane and Takao Shinji - Umezawa Yukari
• 2011, 17th: O Meien - Xie Yimin
• 2012, 18th: O Meien - Xie Yimin
• 2013, 19th: Kobayashi Satoru - Xie Yimin
• 2014, 20th: Iyama Yuta - Yashiro Kumiko