World No.8 Kashyap, who stunned third seed Kidambi Srikanth in the last-16 encounter, suffered a straight sets defeat 14-21, 18-21 to Taipei’s sixth-seeded Chou Tien Chen in Tokyo. Kashyap lost the game in just 42 minutes.
Chou Tien Chen will play the winner of the clash between seventh seed Viktor Axelsen of Denmark and unseeded Korean Lee Dong Keun. Keun had defeated India’s HS Prannoy 21-9, 21-16 in the second round.
Earlier, World number one shuttler Saina Nehwal crashed out of the Japan Open Superseries after suffering a straight set defeat against unseeded Japanese Minatsu Mitani in the second round on Thursday. The Indian shuttler was below par as the local favourite took just 40 minutes to close the match in straight sets 21-13, 21-16. K Srikanth too crashed out after losing to Kashyap.
On Wednesday, commonwealth silver-medallist pair of Jwala Gutta and Ashwini Ponnappa produced a valiant show before going down 20-22, 21-18, 13-21 against eighth seeds Zhao Yunlei and Zhong Qianxin of China.