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16th Ryusei title

Eight times 12 players play a ladder. The winner of each ladder and the player with most wins proceed to the 16-player knockout tournament. Time is 30 secs/move, 10 times 1 minute. Komi is 6.5.

The eight ladders

Group A

date black white result #mv sgf
2006-09-05 Matsumoto Takehisa Iwamaru Taira B+R 201 sgf
2006-09-05 Matsumoto Takehisa Han Zenki B+6.5 299 sgf
2006-10-16 Matsumoto Takehisa Sasaka Shiro B+R 125 sgf
2006-10-16 Umeki Suguru Matsumoto Takehisa W+R 108 sgf
2006-11-20 Matsumoto Takehisa Mimura Tomoyasu W+R 184 sgf
2006-11-20 Tei Meiko Mimura Tomoyasu W+3.5 263 sgf
2006-12-18 Mimura Tomoyasu Awaji Shuzo W+R 214 sgf
2006-12-18 Ishii Kunio Awaji Shuzo W+1.5 255 sgf
2007-01-08 Yamashita Keigo Awaji Shuzo B+6.5 252 sgf
2007-01-08 Kobayashi Satoru Yamashita Keigo W+R 168 sgf
2007-02-26 Cho U Yamashita Keigo B+R 195 sgf

Winner: Cho U
Most wins (4): Matsumoto Takehisa

Group B

date black white result #mv sgf
2006-09-14 Shuto Shun Tsuruyama Atsushi W+R 252 sgf
2006-09-14 Tsuruyama Atsushi Sakai Hideyuki W+R 208 sgf
2006-10-12 Nakane Naoyuki Sakai Hideyuki W+R 168 sgf
2006-10-12 Sakai Hideyuki Ko Mosei B+R 235 sgf
2006-11-16 Ogaki Yusaku Sakai Hideyuki W+R 176 sgf
2006-11-16 Imamura Toshiya Sakai Hideyuki W+4.5 312 sgf
2006-12-14 Kamimura Haruo Sakai Hideyuki W+R 128 sgf
2006-12-14 Abe Yoshiteru Sakai Hideyuki W+3.5 262 sgf
2007-02-08 Takao Shinji Sakai Hideyuki B+2.5 272 sgf
2007-02-08 Ogata Masaki Takao Shinji B+1.5 262 sgf
2007-03-15 Ogata Masaki Yuki Satoshi W+R 110 sgf

Winner: Yuki Satoshi
Most wins (7): Sakai Hideyuki

Group C

date black white result #mv sgf
2006-09-04 Mitani Tetsuya Mochizuki Kenichi B+R 265 sgf
2006-09-04 Ko Iso Mitani Tetsuya W+R 158 sgf
2006-10-17 Takanashi Seiken Mitani Tetsuya W+1.5 287 sgf
2006-10-17 Narusawa Yasuichi Mitani Tetsuya B+R 188 sgf
2006-11-06 Narusawa Yasuichi Yamada Noriyoshi W+R 196 sgf
2006-11-06 Goto Shungo Yamada Noriyoshi B+5.5 273 sgf
2007-01-18 Goto Shungo Hashimoto Yujiro B+5.5 292 sgf
2007-01-18 Goto Shungo Hane Yasumasa W+R 240 sgf
2007-02-19 Rin Kaiho Hane Yasumasa W+1.5 266 sgf
2007-02-19 Hane Yasumasa Yukawa Mitsuhisa W+R 162 sgf
2007-03-26 Yukawa Mitsuhisa Hikosaka Naoto W+3.5 239 sgf

Winner: Hikosaka Naoto
Most wins (3): Mitani Tetsuya

Group D

date black white result #mv sgf
2006-09-13 Rin Kanketsu Mannami Kana B+2.5 267 sgf
2006-09-13 Rin Kanketsu Iyama Yuta B+6.5 270 sgf
2006-10-09 Kato Atsushi Rin Kanketsu B+R 191 sgf
2006-10-09 Kato Atsushi Katayama Yasuo B+8.5 264 sgf
2006-11-02 Ryu Shikun Kato Atsushi W+R 98 sgf
2006-11-02 Kato Atsushi Komatsu Hideki W+R 138 sgf
2007-01-11 Komatsu Hideki Kataoka Satoshi B+R 171 sgf
2007-01-11 Komatsu Hideki Honda Kunihisa B+R 245 sgf
2007-02-22 Komatsu Hideki Otake Hideo W+R 170 sgf
2007-02-22 Otake Hideo Yo Kagen W+R 206 sgf
2007-03-15 Yo Kagen Oya Koichi B+R 169 sgf

Winner: Yo Kagen
Most wins (3): Komatsu Hideki

Group E

date black white result #mv sgf
2006-09-07 Yashiro Kumiko Murakami Akihide W+R 208 sgf
2006-09-07 Shimoji Gensho Murakami Akihide W+R 180 sgf
2006-10-10 Nakamura Shinya Murakami Akihide B+11.5 340 sgf
2006-10-10 Okada Shinichiro Nakamura Shinya W+R 268 sgf
2006-11-14 Nakamura Shinya Yata Naoki W+R 232 sgf
2006-11-14 Obuchi Morito Yata Naoki B+R 225 sgf
2007-02-15 Ito Yoji Obuchi Morito W+R 172 sgf
2007-02-15 Obuchi Morito Takagi Shoichi B+R 307 sgf
2007-03-08 Obuchi Morito O Rissei W+R 170 sgf
2007-03-08 O Rissei Mizokami Tomochika B+4.5 289 sgf
2007-04-09 Cho Chikun O Rissei W+R 214 sgf

Winner: O Rissei
Most wins (3): O Rissei
2nd most wins (3): Obuchi Morito

Group F

date black white result #mv sgf
2006-09-25 Inori Yoko Shiraishi Yuichi W+R 174 sgf
2006-09-25 Suzuki Yoshimichi Shiraishi Yuichi B+R 235 sgf
2006-10-23 Maeda Ryoji Suzuki Yoshimichi W+3.5 275 sgf
2006-10-23 Suzuki Yoshimichi Ueki Yoshio W+R 216 sgf
2006-12-11 Yamada Kimio Ueki Yoshio W+0.5 307 sgf
2006-12-11 Ueki Yoshio Yokota Shigeaki W+R 220 sgf
2007-01-15 Sonoda Yasutaka Yokota Shigeaki B+4.5 209 sgf
2007-01-15 Sonoda Yasutaka Sato Masaharu B+R 149 sgf
2007-02-12 Sonoda Yasutaka Hane Naoki B+3.5 267 sgf
2007-02-12 Kim Sujun Sonoda Yasutaka B+6.5 240 sgf
2007-02-26 Kono Rin Kim Sujun W+R 196 sgf

Winner: Kim Sujun
Most wins (3): Sonoda Yasutaka

Group G

date black white result #mv sgf
2006-09-20 Ko Reibun Tamai Shin B+R 133 sgf
2006-09-20 Ko Reibun Kubo Hideo W+R 184 sgf
2006-10-31 Kanazawa Hideo Kubo Hideo W+5.5 268 sgf
2006-10-31 Omori Yasushi Kubo Hideo W+4.5 243 sgf
2006-11-27 Nakano Yasuhiro Kubo Hideo W+0.5 248 sgf
2006-11-27 Kubo Hideo Morita Michihiro W+4.5 274 sgf
2007-01-22 Kiyonari Tetsuya Morita Michihiro W+4.5 250 sgf
2007-01-22 Morita Michihiro Sakai Takeshi B+R 163 sgf
2007-03-01 Morita Michihiro Takemiya Masaki B+15.5 189 sgf
2007-03-01 Morita Michihiro Takabayashi Takuji B+R 257 sgf
2007-03-26 Yoda Norimoto Morita Michihiro B+R 175 sgf

Winner: Yoda Norimoto
Most wins (5): Morita Michihiro

Group H

date black white result #mv sgf
2006-09-27 Mannami Nao Mitsunaga Junzo W+2.5 259 sgf
2006-09-27 Mitsunaga Junzo Kobayashi Izumi W+3.5 255 sgf
2006-10-30 Kobayashi Izumi Shimojima Yohei W+R 226 sgf
2006-10-30 Aoki Kikuyo Shimojima Yohei B+R 257 sgf
2006-12-21 Aoki Kikuyo Okumura Hideo B+R 177 sgf
2006-12-21 Aoki Kikuyo Nakano Hironari W+R 174 sgf
2007-01-29 Kanda Ei Nakano Hironari B+3.5 282 sgf
2007-01-29 Kanda Ei Nakamura Hidehito W+R 154 sgf
2007-03-12 Nakamura Hidehito Kudo Norio W+R 122 sgf
2007-03-12 Kudo Norio Ando Kazushige B+2.5 279 sgf
2007-03-29 Kudo Norio Cho Sonjin W+R 216 sgf

Winner: Cho Sonjin
Most wins (2): Kudo Norio

16th Ryusei Title

Kudo Norio Yoda Norimoto
B+8.5		 Sakai Hideyuki
W+R		 Yuki Satoshi
B+R		 Cho U
B+6.5
Yoda Norimoto
Hikosaka Naoto Sakai Hideyuki
W+1.5
Sakai Hideyuki
Matsumoto Takehisa Yo Kagen
B+R		 Yuki Satoshi
B+9.5
Yo Kagen
Obuchi Morito Yuki Satoshi
W+1.5
Yuki Satoshi
Komatsu Hideki Kim Sujun
B+R		 Morita Michihiro
B+R		 Cho U
B+R
Kim Sujun
O Rissei Morita Michihiro
B+0.5
Morita Michihiro
Mitani Tetsuya Cho Sonjin
B+R		 Cho U
B+R
Cho Sonjin
Sonoda Yasutaka Cho U
W+3.5
Cho U

Semifinals and Final:

date black white result #mv sgf
2007-07-19 Yuki Satoshi Sakai Hideyuki B+R 101 sgf
2007-07-30 Cho U Morita Michihiro B+R 201 sgf
2007-09-03 Cho U Yuki Satoshi B+6.5 270 sgf