2016 Dunlop World Challenge – Men's singles

Yoshihito Nishioka was the defending champion but lost in the quarterfinals to James Duckworth.

Duckworth won the title after defeating Tatsuma Ito 7–5, 4–6, 6–1 in the final.

Seeds
• # 🇯🇵 Yoshihito Nishioka (quarterfinals)

• # 🇯🇵 Yūichi Sugita (second round)

• # 🇯🇵 Go Soeda (second round)

• # 🇰🇷 Chung Hyeon (second round)

• # 🇦🇺 James Duckworth (champion)

• # 🇰🇷 Lee Duck-hee (second round)

• # 🇯🇵 Tatsuma Ito (final)

• # 🇯🇵 Hiroki Moriya (second round)