Japan F1 - Cancelled after Qualifying Round Completed 
Nishi-Tama, Japan
March 14-20, 2011
Surface: Hard
Main Draw: 32
Qualifying Draw: 64
$10,000

Singles
Seeds:
1. Toshihide Matsui (JPN)
2. Yuichi Ito (JPN)
3. Arata Onozawa (JPN)
4. Shuichi Sekiguchi (JPN)
5. Maciek Sykut (USA)
6. Yasutaka Uchiyama (JPN)
7. Hiroyasu Ehara (JPN)
8. Takuto Niki (JPN)

First Round 
(1)Toshihide Matsui (JPN) vs (q)Masatoshi Miyazaki (JPN)
(q)Masato Hatanaka (JPN) vs Liang-Chi Huang (TPE)
(LL)Koki Matsunaga (JPN) vs (LL)Edward Louies Oueilhe (USA)
(LL)Ryota Kishi (JPN) vs (8)Takuto Niki (JPN)
(4)Shuichi Sekiguchi (JPN) vs (LL)Musashi Hoshino (JPN)
Kento Takeuchi (JPN) vs Bumpei Sato (JPN)
(WC)Ryouhei Takahasi (JPN) vs (q)Masaki Sasai (JPN)
(LL)Yuki Matsuo (JPN) vs (7)Hiroyasu Ehara (JPN)
(5)Maciek Sykut (USA) vs (WC)Takuya Shirai (JPN)
(q)Thomas Le Boulch (FRA) vs (LL)Terence Nugent (CIV)
Sho Katayama (JPN) vs (WC)Kazuya Tamura (JPN)
(q)Yusuke Watanuki (JPN) vs (3)Arata Onozawa (JPN)
(6)Yasutaka Uchiyama (JPN) vs (q)Yuichi Hasegawa (JPN)
(WC)Hiroshi Yano (JPN) vs Ryota Hisamatsu (JPN)
(q)Hiromasa Oku (JPN) vs (LL)Takeshi Endo (JPN)
(q)Bowen Ouyang (CHN) vs (2)Yuichi Ito (JPN)


Doubles - Cancelled 
Seeds:
1. Bumpei Sato/Maciek Sykut (JPN/USA)
2. Junn Mitsuhashi/Arata Onozawa (JPN)
3. Fumiaki Kita/Takuto Niki (JPN)
4. Liang-Chi Huang/Bowen Ouyang (TPE/CHN)

First Round
(1)Bumpei Sato/Maciek Sykut (JPN/USA) vs Hiroyasu Ehara/Shuichi Sekiguchi (JPN)
Jun Ito/Sho Katayama (JPN) vs (WC)Daiki Nagakubo/Kazuya Tamura (JPN)
(3)Fumiaki Kita/Takuto Niki (JPN) vs Shinta Fujii/Ken Onoda (JPN)
(WC)Norimasa Hayashi/Ryouhei Takahasi (JPN) vs Masato Hatanaka/Masatoshi Miyazaki (JPN)
Yuki Matsuo/Kishi Watanabe (JPN) vs (WC)Riki Ihara/Hiroshi Yano (JPN)
Ryota Hisamatsu/Hiromasa Oku (JPN) vs (4)Liang-Chi Huang/Bowen Ouyang (TPE/CHN)
Yugo Inoue/Koki Matsunaga (JPN) vs Yuichi Ito/Yasutaka Uchiyama (JPN)
Takeshi Endo/Musashi Hoshino (JPN) vs (2)Junn Mitsuhashi/Arata Onozawa (JPN)