Pranaav and Sikki, who had clinched the Syed Modi Grand Prix Gold title at Lucknow this year, squandered the opening game advantage to go down 21-14 15-21 19-21 to the local pair of Takuro Hoki and Sayaka Hirota.
During the 60-minute battle, the Indian pair fought hard, managing a 7-4 lead early on which was erased by the Japanese combo quickly at 9-9.
But the Indians moved ahead with a short burst of points to eventually grab the opening game comfortably.
The decider turned into a roller-coaster ride initially as both the pairs fought tooth and nail till 8-8 when the Japanese combo opened up a 13-9 lead.
The hosts kept their nose ahead despite the Indians breathing down their neck.
In the end, Takuro and Sayaka managed to grab the one point needed to seal the issue at 20-19.
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