The 2012 All Japan Indoor Tennis Championships was a professional tennis tournament played on clay courts. It was the 16th edition of the tournament which was part of the 2012 ATP Challenger Tour. It took place in Kyoto, Japan between 5 and 11 June March.
The 2012 Karshi Challenger was a professional tennis tournament played on hard courts. It was the sixth edition of the tournament which was part of the 2012 ATP Challenger Tour. It took place in Qarshi, Uzbekistan between 13 and 19 August 2012.
Sanchai Ratiwatana and Sonchat Ratiwatana successfully defended their title bvy defeating Yuki Bhambri and Divij Sharan 6–4, 6–4 in the final.
Karan Rastogi and Divij Sharan were the defending champions but decided not to participate.
Sanchai Ratiwatana and Sonchat Ratiwatana won the title, defeating Gong Maoxin and Zhang Ze 6–4, 6–2 in the final.
Sanchai Ratiwatana and Sonchat Ratiwatana were the defending champions.
Lee Hsin-han and Peng Hsien-yin won the final 7–6(7–3), 7–5 against Lim Yong-Kyu and Nam Ji-Sung.
Yang Tsung-hua and Yi Chu-huan won the last edition in 2009.
Prakash Amritraj and Philipp Oswald won the title, defeating Sanchai Ratiwatana and Sonchat Ratiwatana 6–3, 6–4 in the final.
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.
The 2013 Shanghai Challenger was a professional tennis tournament played on hard courts. It was the third edition of the tournament which was part of the 2013 ATP Challenger Tour. It took place in Shanghai, China between 2 and 8 September 2013.
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.
Lee Hsin-han and Peng Hsien-yin were the defending champions but lost to Huang Liang-Chi and Yang Tsung-hua.
Marin Draganja and Mate Pavić won the title over Lee Hsin-han and Peng Hsien-yin 7–5, 6–2.
The Croatian pairing of Marin Draganja and Mate Pavić overcame Chinese Taipei's Lee Hsin-han and Peng Hsien-yin 6–4, 4–6, [10–7] in the final.
Lee Hsin-han and Peng Hsien-yin were the defending champions but decided not to participate.
Chen Ti and Peng Hsien-yin were the defending champions, but lost in the final.
Yuki Bhambri and Divij Sharan triumphed in an all Indian final, beating Somdev Devvarman and Sanam Singh 7–6(7–2), 6–7(4–7), [10–8]
Chase Buchanan and Blaž Rola were the defending champions, but both players chose not to participate.
Pruchya Isaro and Nuttanon Kadchapanan were the defending champions, but lost in the first round to Niels Desein and Gavin van Peperzeel.
Bai Yan and Riccardo Ghedin won the title, defeating Chen Ti and Li Zhe 6–2, 7–5.
Benjamin Mitchell and Jordan Thompson are the defending champions, but only Mitchell defending his title partnering Matthew Barton.
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.
Sanchai and Sonchat Ratiwatana were the defending champions but lost in the first round to Gong Maoxin and Hsieh Cheng-peng.
Marin and Tomislav Draganja were the defending champions but chose not to defend their title.
