WKO All Japan Open Karate Championship results

Men
1 Yuji Shimamoto
2 Kazuya Yamamoto
3 Daiki Kato
4 Harutaka Okazaki
5 Syota Maeda
6 Yuto Eguchi
7 Kazufumi Shimamoto
8 Jyunki Ochi

Best Tameshiwari: Yuji Shimamoto, Kosei Ochiai

Woman 
1 Cihiro Kubota
2 Jyuri Minamihara
3 Riri Isihara
4 Yui Kikukawa (Asiwara Kaikan)

Men
1 Yuji Shimamoto
2 Kenbu Iriki
3 Shota Maeda
4 Daiki Kato
5 Maciej Mazur (Poland)
6 Kazuya Yamamoto
7 Hidetomo Eguchi
8 Tomohito Yukawa

Special prizes
Tameshiwari Kazufumi Shimamoto
Best Spirit Award: Kazufumi Shimamoto
Best Technic Award: Kazuya Yamamoto

Women
1 Juri Minamihara
2 Chihiro Kubota
3 Chisaki Araki
4 Miki Shoguchi

Special prizes
Best Spirit Award: Momo Fujihara
Best Technic Award: Misaki Teshima

Men
1 Kenbu Iriki
2 Yuji Shimamoto
3 Shota Maeda
4 Kazuhito Yamada
5 Tomohito Yukawa
6 Yuto Eguchi
7 Yuki Maeda
8 Daiki Kato

Best Tameshiwari: Shimamoto Yuji (16 Boards)
Best Technique: Maeda Shota
Best Spirit: Yukawa Tomohito

Women
1 Emi Shoguchi
2 Yui Kikukawa
3 Nahoko Tanioka
4 Momo Fujihara

Best Technique: Tanioka Nahoko
Best Spirit: Teshima Misaki

The 47th All Japan open karate championship – 2015

The 11th World Open Tournament — October 31st – November 1st, 2015 (Tokyo, Japan)

1 Yuji Shimamoto
2 Kenbu Iriki
3 Daiki Kato
4 Shin Kameyama
5 Kazuhito Yamada
6 Syota Maeda
7 Gou Kusubae
8 Yuki Maeda

1 Kosei Ochiai
2 Daiki Kato
3 Kenbu Iriki
4 Yuji Shimamoto
5 Marek Wolny (Poland)
6 Tatsuya Hasegawa
7 Syunsaku Kawase
8 Yuki Maeda

1 Yuji Shimamoto
2 Kazufumi Shimamoto
3 Daiki Kato
4 Kenta Mori
5 Shota Maeda
6 Kunihiro Suzuki
7 Yuta Shoguchi
8 Kenbu Iriki

The 43rd All Japan open karate championship – 2011

The 10th World Open Tournament — October 22-23, 20011 (Tokyo, Japan)

1 Norichika Tsukamoto
2 Tsutomu Murayama
3 Kenta Mori
4 Takayuki Tsukagoshi
5 Kazuhito Yamada
6 Kosei Ochiai
7 Kazufumi Shimamoto
8 Yuki Maeda

1 Norichika Tsukamoto
2 Shigeru Oyaki
3 Kazufumi Shimamoto
4 Kazuhito Yamada
5 Naohiro Nomoto
6 Shinji Sakamoto
7 Tsutomo Maruyama
8 Kenji Maekawa

1 Kazuhito Yamada
2 Yuichiro Osaka
3 Kunihiro Suzuki
4 Kou Tanigawa
5 Ryutaro Hirayama
6 Shinji Sakamoto
7 Kazufumi Shimamoto
8 Syohei Yamano

The 39th All Japan open karate championship – 2007

The 9th World Open Tournament — October 13-14, 20007 (Tokyo, Japan)

1 Norichika Tsukamoto
2 Takayuki Tsukagoshi
3 Kunihiro Suzuki
4 Naohiro Nomoto
5 Kiyohide Kuno
6 Ryutaro Hirayama
7 Satoshi Niiho
8 Yoshida Tomikazu

1 Kunihiro Suzuki
2 Kenji Maekawa
3 Roman Nesterenko (Russia) – Нестеренко Роман (Россия)
4 Kiyohide Kuno
5 Kazuhito Yamada
6 Takayuki Tsukakoshi
7 Kouichi Tokusa
8 Yoshida Tomikazu

1 Takayuki Tsukakoshi
2 Naohiro Nomoto
3 Kazuhito Yamada
4 Sotoshi Niiho
5 Kou Tanigawa
6 Norichika Tsukamoto
7 Yoshitaka Sato
8 Tsuyoshi Takezawa

The 35th All Japan open karate championship – 2003

The 8th World Open Tournament — October 4-5, 2003 (Tokyo, Japan)

1.Kunihiro Suzuki
2 Norichika Tsukamoto
3 Sotoshi Niiho
4 Tadashi Ishihara
5 Yuichiro Osaka
6 Yuki Sakai
7 Takayuki Tsukakoshi
8 Yoshitaka Sato

33rd All Japan open karate championship

1 Kunihiro Suzuki
2 Sotoshi Niiho
3 Takayuki Tsukakoshi
4 Hideaki Koizumi
5 Yoshitaka Sato
6 Tsuyoshi Takezawa
7 Shinji Sakamoto
8 Katsuya Suzuki

1 Kunihiro Suzuki
2 Shinji Sakamoto
3 Yoshitaka Sato
4 Yuichiro Osaka
5 Tadashi Ishihara
6 Shinichi Sotodate
7 Yushiro Akutsu

The 31st All Japan open karate championship – 1999

The 7th World Open Tournament — December 4-5, 1999 (Tokyo, Japan)

1 Toru Okamoto
2 Tadashi Ishihara
3 Kunihiro Suzuki
4 Kou Tanigawa
5 Kouji Abiko
6 Shinegori Sakamoto
7 Toshiyuki Nogami
8 Tatsufumi Tomihira

1 Norichika Tsukamoto
2 Kunihiro Suzuki
3 Kou Tanigawa
4. Luciano Basile (Brazil)
5 Hideaki Koizumi
6 Toshiyuki Nogami
7 Toru Okamoto
8 Kouji Abiko

1.Norichika Tsukamoto
2 Kunihiro Suzuki
3 Toru Okamoto
4 Sotoshi Niiho
5 Kentoku Saeki
6 Tatsufumi Tomihira
7 Takehiro Katoh
8 Tadashi Ishihara

The 27st All Japan open karate championship – 1995

The 6th World Open Tournament — February 27-28, 1996 (Tokyo, Japan)

26st All Japan open karate championship (IKO) – 1994
All Japan Open IKO