Satwiksairaj Rankireddy displayed unrelenting will and stamina as he played four matches in the qualifying rounds in a single day to make it to the main draw of both men’s and mixed doubles events at the Japan Super Series on Tuesday.

The 17-year-old from Andra Pradesh paired up with his men’s doubles partner Chirag Shetty to edge past Japan’s Hirokatsu Hashimoto and Hiroyuki Saeki 14-21, 22-20, 21-18 in the opening round and then defeated another local combination of Keiichiro Matsui and Yoshinori Takeuchi 21-18, 21-12 to qualify for the main draw.

The Indian duo, who had reached their maiden Super Series quarterfinals last week at Korea, will face third seeded Indonesian combo of Marcus Fernaldi Gideon and Kevin Sanjaya Sukamuljo on Wednesday.

Satwik also paired up with Ashwini Ponnappa to beat Japanese combo of Hiroki Midorikawa and Natsu Saito 21-13, 21- 15 and then the Indian combo notched up a 21-18, 21-9 win over another local pair of Hiroki Okamura and Naru Shinoya 21-18, 21-9 to enter the main draw of mixed doubles event.

The new Indian mixed doubles pair, who had been in good form at the Sudirman Cup, will take on Thailand’s Tinn Isriyanet and Pacharapun Chochuwong on Wednesday.

However, it was curtains for Parupalli Kashyap in the men’s singles qualifying round. The 31-year-old from Hyderabad defeated Denmark’s Emil Holst 21-15, 21-14 in the opening round before going down narrowly to Japan’s Yu Igarashi 11-21, 21-18, 14-21 to crash out of the event.

In the main draw of mixed doubles, Pranaav Jerry Chopra and N Sikki Reddy overcame Japan’s Tomoya Takashina and Rie Etoh 21-19, 17-21, 21-15 to advance to the second round.