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18th 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
2008-08-14 Kato Tomoko Fujita Akihiko W+R 158 sgf
2008-08-14 Rin Kanketsu Fujita Akihiko B+R 179 sgf
2008-10-09 Rin Kanketsu Suzuki Isao B+R 215 sgf
2008-10-09 Rin Kanketsu So Yokoku W+R 244 sgf
2008-11-17 Morita Michihiro So Yokoku B+R 221 sgf
2008-11-17 Morita Michihiro Yokota Shigeaki B+R 189 sgf
2008-12-22 Sonoda Yuichi Morita Michihiro W+4.5 248 sgf
2008-12-22 Morita Michihiro Miyazawa Goro W+5.5 291 sgf
2009-03-02 Yamashita Keigo Miyazawa Goro B+R 189 sgf
2009-03-02 Yamashita Keigo Shimojima Yohei B+R 185 sgf
2009-03-30 Kono Rin Yamashita Keigo B+R 187 sgf

Winner: Kono Rin
Most wins (3): Morita Michihiro

Group B

date black white result #mv sgf
2008-08-28 Umezawa Yukari Yanagisawa Satoshi W+R 206 sgf
2008-08-28 Shuto Shun Yanagisawa Satoshi B+T 115 sgf
2008-10-27 Shuto Shun Kitano Ryo W+R 224 sgf
2008-10-27 Kitano Ryo Mizokami Tomochika W+R 164 sgf
2008-12-18 Mizokami Tomochika Yuki Satoshi B+R 209 sgf
2008-12-18 Obuchi Morito Mizokami Tomochika W+5.5 242 sgf
2009-02-05 Mizokami Tomochika Kamimura Haruo B+R 167 sgf
2009-02-05 Ishida Akira Mizokami Tomochika W+R 106 sgf
2009-03-09 Mizokami Tomochika Otake Hideo B+R 205 sgf
2009-03-09 Yamada Kimio Mizokami Tomochika W+2.5 238 sgf
2009-05-07 Cho U Mizokami Tomochika B+R 225 sgf

Winner: Cho U
Most wins (7): Mizokami Tomochika

Group C

date black white result #mv sgf
2008-09-11 Shiraishi Yuichi Takemiya Youkou B+4.5 252 sgf
2008-09-11 Tsuruyama Atsushi Shiraishi Yuichi B+R 279 sgf
2008-10-20 Tsuruyama Atsushi Endo Yoshifumi W+3.5 280 sgf
2008-10-20 Endo Yoshifumi Akiyama Jiro B+R 201 sgf
2008-11-06 Nakano Hironari Endo Yoshifumi B+R 143 sgf
2008-11-06 Nakano Hironari Aoki Shinichi B+4.5 244 sgf
2009-01-26 Kataoka Satoshi Nakano Hironari B+11.5 239 sgf
2009-01-26 Nakamura Hidehito Kataoka Satoshi B+5.5 244 sgf
2009-02-19 Ishida Yoshio Nakamura Hidehito W+0.5 290 sgf
2009-02-19 Kurahashi Masayuki Nakamura Hidehito W+9.5 295 sgf
2009-03-12 Hane Naoki Nakamura Hidehito W+5.5 295 sgf

Winner: Nakamura Hidehito
Most wins (4): Nakamura Hidehito
2nd most wins (2): Nakano Hironari

Group D

date black white result #mv sgf
2008-08-21 Sakamoto Yasuo Mitsunaga Junzo B+R 169 sgf
2008-08-21 Sakamoto Yasuo Ko Reibun B+4.5 214 sgf
2008-10-02 Sakamoto Yasuo Kono Mitsuki W+10.5 247 sgf
2008-10-02 Kono Mitsuki Nakamura Shinya W+0.5 268 sgf
2008-11-03 Nakamura Shinya Mimura Tomoyasu B+R 255 sgf
2008-11-03 Komatsu Hideki Nakamura Shinya W+R 178 sgf
2009-01-12 Nakamura Shinya Yamashiro Hiroshi B+R 165 sgf
2009-01-12 Sakaguchi Ryuzo Nakamura Shinya W+7.5 269 sgf
2009-02-26 O Rissei Nakamura Shinya B+R 193 sgf
2009-02-26 Imamura Toshiya O Rissei B+R 141 sgf
2009-04-09 Kim Sujun Imamura Toshiya W+1.5 253 sgf

Winner: Imamura Toshiya
Most wins (5): Nakamura Shinya

Group E

date black white result #mv sgf
2008-09-05 Mitani Tetsuya Tajima Shingo W+5.5 306 sgf
2008-09-05 Tajima Shingo Shiung Feng W+R 172 sgf
2008-10-30 Shiung Feng Kanazawa Hideo W+R 186 sgf
2008-10-30 Kanazawa Hideo Nakane Naoyuki B+1.5 317 sgf
2008-12-04 Kanazawa Hideo Ogaki Yusaku W+3.5 262 sgf
2008-12-04 Goto Shungo Ogaki Yusaku W+2.5 267 sgf
2009-01-08 Ogaki Yusaku Kori Toshio B+R 189 sgf
2009-01-08 Takagi Shoichi Ogaki Yusaku B+3.5 301 sgf
2009-03-23 Kobayashi Satoru Takagi Shoichi B+5.5 250 sgf
2009-03-23 Kobayashi Satoru Kanda Ei B+R 157 sgf
2009-04-13 Kobayashi Satoru Cho Chikun W+R 150 sgf

Winner: Cho Chikun
Most wins (3): Ogaki Yusaku

Group F

date black white result #mv sgf
2008-09-12 Ando Kazushige O Yuinin W+R 186 sgf
2008-09-12 Suzuki Yoshimichi O Yuinin B+R 225 sgf
2008-11-10 Suzuki Yoshimichi Han Zenki W+5.5 234 sgf
2008-11-10 Han Zenki Omori Yasushi B+R 179 sgf
2008-12-15 Chin Kaei Han Zenki W+R 118 sgf
2008-12-15 Yukawa Mitsuhisa Han Zenki W+R 244 sgf
2009-01-19 Han Zenki Sonoda Yasutaka B+R 173 sgf
2009-01-19 Han Zenki Honda Kunihisa B+1.5 228 sgf
2009-02-16 O Meien Han Zenki B+R 187 sgf
2009-02-16 O Meien Yoda Norimoto W+R 188 sgf
2009-03-05 Cho Sonjin Yoda Norimoto B+R 149 sgf

Winner: Cho Sonjin
Most wins (6): Han Zenki

Group G

date black white result #mv sgf
2008-09-08 Furuya Masao Suzuki Ayumi W+5.5 262 sgf
2008-09-08 Suzuki Ayumi Kuwamoto Shinpei B+4.5 254 sgf
2008-11-24 Suzuki Ayumi Sakai Hideyuki W+7.5 250 sgf
2008-11-24 Sakai Hideyuki Okada Shinichiro B+R 173 sgf
2008-12-11 Sakai Hideyuki Ryu Shikun W+0.5 262 sgf
2008-12-11 Ryu Shikun Oya Koichi B+R 209 sgf
2009-01-29 Hikosaka Naoto Ryu Shikun B+R 273 sgf
2009-01-29 Hane Yasumasa Hikosaka Naoto W+10.5 255 sgf
2009-03-19 Hikosaka Naoto Chino Tadahiko B+R 201 sgf
2009-03-19 Rin Kaiho Hikosaka Naoto W+2.5 217 sgf
2009-04-09 Hikosaka Naoto Iyama Yuta W+R 192 sgf

Winner: Iyama Yuta
Most wins (4): Hikosaka Naoto

Group H

date black white result #mv sgf
2008-09-22 Xie Yimin Kim Hyunjong B+R 179 sgf
2008-09-22 Xie Yimin Miyazaki Ryutaro B+2.5 292 sgf
2008-11-13 Xie Yimin Ko Iso W+R 148 sgf
2008-11-13 Iwata Hajime Ko Iso W+R 208 sgf
2008-12-08 Nakano Yasuhiro Ko Iso W+R 146 sgf
2008-12-08 Ko Iso Ogata Masaki B+R 233 sgf
2009-01-15 Tei Meiko Ko Iso W+R 170 sgf
2009-01-15 Ko Iso Ishii Kunio B+2.5 225 sgf
2009-02-09 Ko Iso Kudo Norio W+R 172 sgf
2009-02-09 Takao Shinji Kudo Norio W+0.5 341 sgf
2009-03-26 Rin Shien Kudo Norio B+R 169 sgf

Winner: Rin Shien
Most wins (6): Ko Iso

18th Ryusei Title

Hikosaka Naoto Nakamura Hidehito
B+4.5
Cho Sonjin
B+R
Cho U
W+0.5
Iyama Yuta
B+3.5
Nakamura Hidehito
Nakamura Shinya Cho Sonjin
W+R
Cho Sonjin
Mizokami Tomochika Imamura Toshiya
W+R
Cho U
B+1.5
Imamura Toshiya
Han Zenki Cho U
W+R
Cho U
Cho Chikun Ko Iso
B+R
Rin Shien
W+R
Iyama Yuta
B+14.5
Ko Iso
Morita Michihiro Rin Shien
B+R
Rin Shien
Ogaki Yusaku Kono Rin
W+35.5
Iyama Yuta
B+R
Kono Rin
Nakano Hironari Iyama Yuta
B+R
Iyama Yuta

Semifinals and Final:

date black white result #mv sgf
2009-07-30 Cho Sonjin Cho U W+0.5 286 sgf
2009-07-23 Iyama Yuta Rin Shien B+14.5 259 sgf
2009-08-20 Iyama Yuta Cho U B+3.5 261 sgf