Ihsan was part of the Indonesian team that left for Dongguan, China for the Sudirman Cup 2015, which the Indonesia team won the bronze medal at that world mixed team tournament. At the 28th Southeast Asian Games 2015 in Singapore, Ihsan helped the Indonesian men's team beating Thailand 3–2 to bring home a gold medal in the final game after he defeated Suppanyu Avihingsanon from Thailand with 20–22, 21–16, 21–9.