| 19.12.16 | 1er ronda | Jirat Navasirisomboon/Sanchai Ratiwatana | Soichiro Moritani/Issei Okamura | 2-6, 6-3, 10-7 |  | match details | Thailand F5 | Difícil |
| 12.12.16 | 1/4 | Pruchya Isarow/Chayanon Kaewsuto | Soichiro Moritani/Issei Okamura | 7-5, 7-5 |  | match details | Thailand F4 | Difícil |
| 12.12.16 | 1er ronda | Soichiro Moritani/Issei Okamura | Oleksandr Bielinskyi/Denis Yevseyev | 7-66, 6-4 |  | match details |
| 19.09.16 | 1er ronda | Ken Onoda/Masato Shiga | Soichiro Moritani/Issei Okamura | 6-1, 7-65 |  | match details | Vietnam F5 | Difícil |
| 12.09.16 | 1er ronda | Ahmed Deedat Abdul Razak/Yu Hsiang Chiu | Soichiro Moritani/Issei Okamura | 4-6, 6-3, 10-2 |  | match details | Vietnam F4 | Difícil |
| 11.07.16 | 1/4 | Fajing Sun/Aoran Wang | Soichiro Moritani/Issei Okamura | 4-6, 7-67, 10-7 |  | match details | China F12 | Arcilla |
| 11.07.16 | 1er ronda | Soichiro Moritani/Issei Okamura | Wei Qiang Zheng/Su Hao Zhong | 6-4, 6-4 |  | match details |
| 04.07.16 | 1er ronda | Soichiro Moritani/Issei Okamura | Yang Lu/Sheng Hao Zhou | 6-2, 6-3 |  | match details | China F11 | Arcilla |
| 04.07.16 | 1/2 | Fajing Sun/Aoran Wang | Soichiro Moritani/Issei Okamura | 7-62, 3-6, 11-9 |  | match details |
| 04.07.16 | 1/4 | Soichiro Moritani/Issei Okamura | Maverick Banes/Mitchell William Robins | 6-4, 7-5 |  | match details |
| 13.06.16 | 1er ronda | Soichiro Moritani/Issei Okamura | Tetsuro Habusawa/Kenichi Sakakibara | 6-4, 6-2 |  | match details | Japan F8 | Alfombra |
| 13.06.16 | 1/4 | Soichiro Moritani/Issei Okamura | Keisuke Watanuki/Yusuke Watanuki | 6-4, 6-3 |  | match details |
| 13.06.16 | 1/2 | Yuichi Ito/Kaito Uesugi | Soichiro Moritani/Issei Okamura | 6-3, 6-3 |  | match details |
| 06.06.16 | 1er ronda | Soichiro Moritani/Issei Okamura | Gengo Kikuchi/Shunrou Takeshima | 7-64, 6-74, 10-7 |  | match details | Japan F7 | Difícil |
| 06.06.16 | fin | Yosuke Watanuki/Yusuke Watanuki | Soichiro Moritani/Issei Okamura | 6-3, 6-4 |  | match details |
| 06.06.16 | 1/4 | Soichiro Moritani/Issei Okamura | Koichi Sano/Masaki Sasai | 6-3, 6-4 |  | match details |
| 06.06.16 | 1/2 | Soichiro Moritani/Issei Okamura | Yuuya Kibi/Takuto Niki | 7-5, 1-6, 10-6 |  | match details |
| 23.05.16 | 1er ronda | Soichiro Moritani/Issei Okamura | Jeremias Lima-Perez/Jaume Santo-Valdivieso | 6-2, 6-2 |  | match details | Spain F15 | Difícil |
| 23.05.16 | 1/4 | Soichiro Moritani/Issei Okamura | Samuel Ribeiro Navarrete/Bernabe Zapata Miralles | Samuel Ribeiro Navarrete/Bernabe Zapata Miralles - walk over |  | match details |
| 23.05.16 | 1/2 | Carlos Boluda-Purkiss/David Vega Hernandez | Soichiro Moritani/Issei Okamura | 3-6, 7-67, 10-3 |  | match details |
| 09.05.16 | 1/4 | Soichiro Moritani/Issei Okamura | Felix Auger Aliassime/Jaume Pla Malfeito | 6-2, 1-6, 12-10 |  | match details | Spain F13 | Arcilla |
| 09.05.16 | 1/2 | Carlos Calderon-Rodriguez/Pedro Martinez Portero | Soichiro Moritani/Issei Okamura | 6-1, 6-4 |  | match details |
| 09.05.16 | 1er ronda | Soichiro Moritani/Issei Okamura | Farzin Danny Amiri/Juan Pablo Varillas | 6-0, 6-73, 10-8 |  | match details |
| 25.04.16 | 1/2 | Alessandro Bega/Lorenzo Frigerio | Soichiro Moritani/Issei Okamura | 6-4, 7-60 |  | match details | Turkey F17 | Difícil |
| 25.04.16 | 1er ronda | Soichiro Moritani/Issei Okamura | Marek Jaloviec/Dominic Weidinger | Marek Jaloviec/Dominic Weidinger - walk over |  | match details |
| 25.04.16 | 1/4 | Soichiro Moritani/Issei Okamura | Matteo Marfia/Sasha Merzetti | 6-2, 6-1 |  | match details |
| 01.02.16 | 1/4 | Soichiro Moritani/Issei Okamura | Jose Campos/Pedro Gabriel Rodrigues | 6-1, 7-63 |  | match details | Turkey F5 | Difícil |
| 01.02.16 | 1/2 | Soichiro Moritani/Issei Okamura | Lukas Mugevicius/Christopher Rungkat | 7-65, 7-5 |  | match details |
| 01.02.16 | fin | Soichiro Moritani/Issei Okamura | Riccardo Bellotti/Lenny Hampel | 6-2, 6-2 |  | match details |
| 01.02.16 | 1er ronda | Soichiro Moritani/Issei Okamura | Andres Artunedo Martinavarr/Ricardo Rodriguez-Pace | 6-3, 6-4 |  | match details |
| 25.01.16 | 1/4 | Soichiro Moritani/Issei Okamura | Seongchan Hong/Roman Safiullin | 6-2, 7-5 |  | match details | Turkey F4 | Difícil |
| 25.01.16 | 1/2 | Soichiro Moritani/Issei Okamura | Tallon Griekspoor/Paul Monteban | 6-1, 7-5 |  | match details |
| 25.01.16 | fin | Soichiro Moritani/Issei Okamura | Riccardo Bellotti/Pascal Brunner | 6-3, 6-4 |  | match details |
| 25.01.16 | 1er ronda | Soichiro Moritani/Issei Okamura | Miliaan Niesten/Anil Yuksel | 6-3, 6-2 |  | match details |
| 01.06.15 | 1er ronda | Soichiro Moritani/Issei Okamura | Shota Iino/Keita Koyama | 6-3, 6-3 |  | match details | Japan F5 | Arcilla |
| 01.06.15 | 1/4 | Soichiro Moritani/Issei Okamura | Ryotaro Matsumura/Ryota Tanuma | 6-3, 6-3 |  | match details |
| 01.06.15 | 1/2 | Ben Mclachlan/Keisuke Watanuki | Soichiro Moritani/Issei Okamura | 4-6, 7-64, 10-4 |  | match details |