Oza

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72nd Oza

Organizers: The Nikkei, The Nihon Ki-in, Kansai Ki-in

Title match

Players 1st round2024-10-16MinatoTokyo 2nd round2024-10-25GamagoriAichi 3rd round2024-11-26KobeHyogo 4th round2024-12-06HadanoKanagawa 5th round2024-12-12KofuYamanashi
Iyama Yuta (Oza) B+R
Shibano Toramaru (9 dan) B+R

Tournament table

Players 1st round 2nd round Semifinals Challengerdecisionmatch
Anzai Nobuaki(8d) Sada AtsushiW+R06-13 Sada AtsushiW+0.508-08 Ichiriki RyoB+R08-22 Shibano ToramaruW+R08-30
Sada Atsushi(7d)
Wu Boyi(6d) Wu BoyiW+R07-03
Yuki Satoshi(9d)
Fujita Akihiko(7d) Ichiriki RyoW+R06-13 Ichiriki RyoB+R07-25
Ichiriki Ryo(K)
Sakai Yuki(5d) Sakai YukiW+R06-17
Yu Zhengqi(8d)
Kyo Kagen(9d) Kyo KagenB+1.506-24 Kyo KagenB+R08-01 Shibano ToramaruW+R08-22
Takao Shinji(9d)
Shida Tatsuya(8d) Shida TatsuyaB+0.506-27
Seto Taiki(8d)
Murakawa Daisuke(9d) Mutsuura YutaB+R06-20 Shibano ToramaruB+R07-25
Mutsuura Yuta(8d)
Shibano Toramaru(M) Shibano ToramaruW+R07-01
Seki Kotaro(9d)

The last preliminary tournament

  • Players 1st round Final
    Kim Sujun(9d) Fujita AkihikoB+R05-06
    Fujita Akihiko(7d) Fujita AkihikoB+R04-04
    Koyama Kuya(6d)
  • Players 1st round Final
    Takao Shinji(9d) Takao ShinjiB+5.505-16
    Tanaka Koyu(5d) Tanaka KoyuB+R03-28
    Tanaka Yuki(2d)
  • Players 1st round Final
    Yuki Satoshi(9d) Yuki SatoshiB+R05-02
    Cho Riyu(9d) Tsuruta KazushiW+1.503-28
    Tsuruta Kazushi(6d)
  • Players 1st round Final
    Murakawa Daisuke(9d) Murakawa DaisukeB+1.505-15
    Taniguchi Toru(5d) Taniguchi ToruB+R04-11
    So Yokoku(9d)
  • Players 1st round Final
    Mutsuura Yuta(8d) Mutsuura YutaW+2.504-25
    Suzuki Shinji(8d) Cho UB+1.503-14
    Cho U(9d)
  • Players 1st round Final
    Nishi Takenobu(5d) Shida TatsuyaB+R05-16
    Rin Kanketsu(8d) Shida TatsuyaB+2.504-15
    Shida Tatsuya(8d)
  • Players 1st round Final
    Hirose Yuichi(7d) Wu BoyiW+R05-16
    Wu Boyi(6d) Wu BoyiW+R04-08
    Kobayashi Satoru(9d)
  • Players 1st round Final
    Oba Junya(8d) Sakai YukiW+0.504-18
    Sakai Yuki(5d) Sakai YukiB+R03-14
    Hane Naoki(9d)
  • Players 1st round Final
    Kono Rin(9d) Sada AtsushiW+R05-16
    Ida Atsushi(9d) Sada AtsushiB+R04-08
    Sada Atsushi(7d)
  • Players 1st round Final
    Mitani Tetsuya(8d) Anzai NobuakiW+7.504-25
    Anzai Nobuaki(8d) Anzai NobuakiB+1.504-04
    Fujisawa Rina(7d)
  • Players 1st round Final
    Mukai Chiaki(6d) Seto TaikiB+R04-18
    Ogata Masaki(9d) Seto TaikiW+R03-25
    Seto Taiki(8d)

Preliminary tournament A

  • Players1st roundFinal
    Kazama Jun(4d) Yoda NorimotoW+R11-02 Koyama KuyaW+R01-15
    Yoda Norimoto(9d)
    Ko Iso(9d) Koyama KuyaW+R10-26
    Koyama Kuya(6d)
  • Players1st roundFinal
    Sakai Yuki(5d) Sakai YukiW+R11-27 Sakai YukiB+R01-18
    Numadate Sakiya(7d)
    Rin Shien(8d) Cho SonjinW+R11-02
    Cho Sonjin(9d)
  • Players1st roundFinal
    Yamada Shinji(7d) Tanaka YukiW+R10-30 Tanaka YukiW+R01-29
    Tanaka Yuki(2d)
    Shuto Shun(8d) Shuto ShunB+R10-30
    Onishi Kenya(5d)
  • Players1st roundFinal
    Fujisawa Rina(7d) Fujisawa RinaB+R12-14 Fujisawa RinaB+R01-18
    Moro Arisa(2d)
    Yi Liao(3d) Yi LiaoW+R12-11
    Adachi Toshimasa(7d)
  • Players1st roundFinal
    Tsuruyama Atsushi(8d) Fujita AkihikoW+7.511-06 Fujita AkihikoB+R02-15
    Fujita Akihiko(7d)
    Kanazawa Hideo(8d) Kanazawa HideoW+R11-20
    Koike Yoshihiro(7d)
  • Players1st roundFinal
    Miyazawa Goro(9d) Takao ShinjiW+7.511-02 Takao ShinjiB+R01-08
    Takao Shinji(9d)
    Nakamura Shinya(9d) Nakamura ShinyaB+1.511-13
    Fukuoka Kotaro(5d)
  • Players1st roundFinal
    Hirata Tomoya(8d) Cho ChikunW+R11-09 Kobayashi SatoruW+7.503-21
    Cho Chikun(HM)
    Kobayashi Satoru(9d) Kobayashi SatoruB+15.502-15
    Yamada Takuji(8d)
  • Players1st roundFinal
    So Yokoku(9d) So YokokuB+0.510-26 So YokokuW+0.501-11
    Son Makoto(7d)
    Yokotsuka Riki(7d) Yokotsuka RikiW+R12-07
    Xie Yimin(7d)
  • Players1st roundFinal
    Ogaki Yusaku(9d) Rin KanketsuW+3.511-02 Rin KanketsuB+4.501-15
    Rin Kanketsu(8d)
    Obuchi Kotaro(5d) Mimura TomoyasuB+R11-06
    Mimura Tomoyasu(9d)
  • Players1st roundFinal
    Ikemoto Ryota(4d) Ikemoto RyotaB+4.511-16 Mukai ChiakiW+4.501-15
    O Rissei(9d)
    Mukai Chiaki(6d) Mukai ChiakiDefault11-09
    Onishi Ryuhei(7d)
  • Players1st roundFinal
    Toyoda Hirohito(2d) Mochizuki KenichiB+R11-02 Suzuki ShinjiB+R01-18
    Mochizuki Kenichi(8d)
    Fujimura Yosuke(4d) Suzuki ShinjiW+2.511-02
    Suzuki Shinji(8d)
  • Players1st roundFinal
    Yo Chito(6d) Cho RiyuW+R11-02 Cho RiyuB+R01-11
    Cho Riyu(9d)
    Matsumoto Takehisa(8d) Matsumoto TakehisaB+8.511-02
    Suzuki Ayumi(7d)
  • Players1st roundFinal
    Sotoyanagi Sebun(5d) Han ZenkiB+R10-26 Kim SujunB+R02-08
    Han Zenki(8d)
    Akiyama Jiro(9d) Ri IshuW+1.511-02 Kim SujunW+R12-07
    Ri Ishu(8d)
    Kim Sujun(9d)
  • Players1st roundFinal
    Tsuruta Kazushi(6d) Tsuruta KazushiB+R11-30 Tsuruta KazushiW+R01-18
    Hikosaka Naoto(9d)
    Nakano Hironari(9d) Nakano HironariW+3.511-09
    Mito Shuhei(3d)
  • Players1st roundFinal
    Shida Tatsuya(8d) Shida TatsuyaW+R11-30 Shida TatsuyaW+R02-01
    Nishioka Masao(4d)
    Tanaka Nobuyuki(5d) Hane YasumasaW+R11-09
    Hane Yasumasa(9d)
  • Players1st roundFinal
    Ohashi Naruya(7d) Mutsuura YutaB+7.511-20 Mutsuura YutaB+4.501-08
    Mutsuura Yuta(8d)
    Nakane Naoyuki(9d) Muramoto WataruW+12.511-09
    Muramoto Wataru(4d)
  • Players1st roundFinal
    Otake Yu(7d) Otake YuB+4.511-16 Hane NaokiW+2.501-18
    Iwamaru Taira(7d)
    Hane Naoki(9d) Hane NaokiB+0.511-20
    Otani Naoki(4d)
  • Players1st roundFinal
    Imamura Yoshiaki(9d) Imamura YoshiakiB+6.511-23 Ogata MasakiB+R01-15
    Kato Yuki(7d) Kato YukiW+R11-09
    Horimoto Mitsuinari(5d)
    Yamashiro Hiroshi(9d) Ogata MasakiB+R12-14
    Shimojima Yohei(8d) Ogata MasakiB+R11-20
    Ogata Masaki(9d)
  • Players 1st round Semifinals Final
    Nishi Takenobu(5d) Nishi TakenobuB+R01-17 Nishi TakenobuB+R02-07 Nishi TakenobuB+R02-28
    Takatsu Masaaki(2d)
    Sato Yuta(4d) Sato YutaB+6.512-06
    Abe Yoshiki(4d)
    Sonoda Yuichi(9d) Sonoda YuichiB+9.511-29 Sonoda YuichiB+2.501-10
    Son Hideyo(5d)
    Yahata Naoki(2d) Ha YoungilW+8.509-27
    Ha Youngil(7d)
  • Players 1st round Semifinals Final
    Tsuji Shigehito(5d) Tsuji ShigehitoB+5.512-06 Tsuji ShigehitoW+R01-31 Tanaka KoyuB+R02-14
    Kumaki Teruya(2d)
    Yoshida Mika(8d) Utsumi KokiW+6.512-13
    Utsumi Koki(3d)
    Fujii Shuya(8d) Fujii ShuyaB+9.501-10 Tanaka KoyuW+R01-31
    Chin Kaei(9d)
    Watanabe Kandai(3d) Tanaka KoyuB+R12-13
    Tanaka Koyu(5d)
  • Players 1st round Semifinals Final
    Nakano Yasuhiro(9d) Takashima YugoW+R11-22 Takashima YugoW+R01-29 Seto TaikiW+R02-21
    Takashima Yugo(4d)
    Takashima Takeshi(4d) Mishima HibikiB+R11-22
    Mishima Hibiki(1d)
    Hoshikawa Manabu(3d) Kim PyeongminB+R11-22 Seto TaikiW+R02-07
    Kim Pyeongmin(8d)
    Omote Yuto(2d) Seto TaikiB+1.501-24
    Seto Taiki(8d)
  • Players 1st round Semifinals Final
    Hon Akiyoshi(5d) Hon AkiyoshiB+R11-15 Hon AkiyoshiW+R02-07 Wu BoyiB+R02-19
    Furuya Yutaka(8d)
    Iwata Saeka(2d) Okawa TakuyaW+9.511-30
    Okawa Takuya(3d)
    Sakakibara Masaaki(7d) Shintani YosukeW+1.511-29 Wu BoyiB+R01-17
    Shintani Yosuke(3d)
    Kiyonari Tetsuya(9d) Wu BoyiB+R11-22
    Wu Boyi(6d)