| Doubles | |
|---|---|
| 2015 Shimadzu All Japan Indoor Tennis Championships | |
| Champions |  Benjamin Mitchell Jordan Thompson |
| Runners-up |  Go Soeda Yasutaka Uchiyama |
| Final score | 6–3, 6–2 |
Purav Raja and Divij Sharan were the defending champions but chose not to compete.
Benjamin Mitchell and Jordan Thompson defeated Go Soeda and Yasutaka Uchiyama in the final, 6–3, 6–2, to win the title.
Sanchai Ratiwatana / Sonchat Ratiwatana (first round) Matthew Ebden / 
Lee Hsin-han (first round)
Li Zhe / 
Michael Venus (first round)
Andriej Kapaś / Michał Przysiężny (quarterfinals)| First round | Quarterfinals | Semifinals | Final | ||||||||||||||||||||||||
| 1 | S Ratiwatana S Ratiwatana | 3 | 4 | ||||||||||||||||||||||||
| B Mitchell J Thompson | 6 | 6 | B Mitchell J Thompson | 68 | 7 | [10] | |||||||||||||||||||||
| T Ito T Matsui | 6 | 6 | T Ito T Matsui | 710 | 5 | [2] | |||||||||||||||||||||
| Yuya Kibi T Niki | 3 | 4 | B Mitchell J Thompson | 6 | 6 | ||||||||||||||||||||||
| 3 | Z Li M Venus | 4 | 3 | WC | S Katayama B Sato | 3 | 1 | ||||||||||||||||||||
| WC | Sho Katayama Bumpei Sato | 6 | 6 | WC | S Katayama B Sato | w/o | |||||||||||||||||||||
| WC | H Kondo T Suzuki | 6 | 6 | WC | H Kondo T Suzuki | ||||||||||||||||||||||
| WC | Hiroyasu Ehara Takashi Saito | 4 | 2 | B Mitchell J Thompson | 6 | 6 | |||||||||||||||||||||
| M Gong Z Zhang | 6 | 3 | [7] | G Soeda Y Uchiyama | 3 | 2 | |||||||||||||||||||||
| G Soeda Y Uchiyama | 4 | 6 | [10] | G Soeda Y Uchiyama | 7 | 7 | |||||||||||||||||||||
| H Moriya Arata Onozawa | 3 | 4 | 4 | A Kapaś M Przysiężny | 5 | 5 | |||||||||||||||||||||
| 4 | A Kapaś M Przysiężny | 6 | 6 | G Soeda Y Uchiyama | 6 | 77 | |||||||||||||||||||||
| PR |  Karunuday Singh A Whittington | 713 | 3 | [10] | PR | K Singh A Whittington | 4 | 64 | |||||||||||||||||||
| L-c Huang Y Sugita | 611 | 6 | [8] | PR | K Singh A Whittington | 6 | 6 | ||||||||||||||||||||
Shuichi Sekiguchi A Zaitcev | 6 | 6 | S Sekiguchi A Zaitcev | 0 | 3 | ||||||||||||||||||||||
| 2 | M Ebden H-h Lee | 4 | 1 | ||||||||||||||||||||||||
Xavier Malisse and Dick Norman were the defending champions, but Norman chose not to participate, and only Malisse competed that year.
Malisse competed with Gilles Müller, but lost in the first round to Igor Kunitsyn and Jim Thomas.
Eric Butorac and Jamie Murray were the defending champions. They were both present but did not compete together.
Butorac partnered with Todd Perry, but lost in the first round to Sanchai Ratiwatana and Sonchat Ratiwatana.
Murray partnered with Max Mirnyi, but lost in the quarterfinals to Steve Darcis and Kristof Vliegen.
Eric Butorac and Jamie Murray were the defending champions. They were both present but did not compete together.
Butorac partnered with Todd Perry, but lost in the first round to Scott Lipsky and David Martin.
Murray partnered with Max Mirnyi, but lost in the first round to Thomas Johansson and Robert Lindstedt.
Simon Aspelin and Julian Knowle were the defending champions, but Aspelin chose not to participate, and only Knowle competed that year.
Knowle partnered with Jürgen Melzer, but Marcelo Melo and André Sá defeated them 7–5, 6–7(3–7), [13–11], in the final.
Jordan Kerr and Jim Thomas were the defending champions, but chose not to participate that year.
Sanchai Ratiwatana and Sonchat Ratiwatana were the defending champions, but lost in the first round to Julien Benneteau and Nicolas Mahut.
Sanchai Ratiwatana and Sonchat Ratiwatana were the defending champions, but chose not participate that year.
Rik de Voest and Łukasz Kubot were the defending champions; however, they chose to not participate this year.
Twins brothers Sanchai Ratiwatana and Sonchat Ratiwatana defeated 6–4, 6–2 Tasuku Iwami and Toshihide Matsui in the final.
Sanchai Ratiwatana and Sonchat Ratiwatana won the first edition of this tournament, defeating Fritz Wolmarans and Michael Yani 7–6(7–4), 6–3 in the final.
Yves Allegro and Andreas Beck were the defending champions, but both players chose not to participate. Sanchai Ratiwatana and Sonchat Ratiwatana won the final 6–3, 6–1 against Alexander Bury and Mateusz Kowalczyk.
Sanchai Ratiwatana and Sonchat Ratiwatana won the first edition of the tournament 4–6, 7–6(7–1), [13–11] against Ruan Roelofse and Kittipong Wachiramanowong
Sanchai Ratiwatana and Sonchat Ratiwatana were the defending champions, but they lost to Victor Baluda and Dino Marcan in the first round.
Baluda and Marcan defeated Samuel Groth and John-Patrick Smith 6–7(5–7), 6–4, [10–7] in the final to win the title.
Sanchai Ratiwatana and Sonchat Ratiwatana were the two-time defending champion, and successfully defended their title against Lee Hsin-han and Peng Hsien-yin 6–3, 6–4.
Prakash Amritraj and Philipp Oswald were the defending champions but chose not to compete.
Bradley Klahn and Michael Venus defeated second seeds Sanchai Ratiwatana and Sonchat Ratiwatana 7–5, 6–1.
This was the first edition of the event.
Sanchai Ratiwatana and Sonchat Ratiwatana were the defending champions, but lost in the first round to Jamie Delgado and Gilles Müller.
Sanchai Ratiwatana and Sonchat Ratiwatana were the defending champions but only Sonchat Ratiwatana defended his title, partnering Yi Chu-huan. Ratiwatana lost in the semifinals to Daniel Masur and Ante Pavić.
This was the first edition of the tournament.
Sanchai and Sonchat Ratiwatana were the defending champions but only Sanchai Ratiwatana chose to defend his title, partnering Peng Hsien-yin. Ratiwatana lost in the first round to Masahiro Fukuda and Masamichi Imamura.
This was the first edition of the tournament at the Challenger level.