The 2026 Koyushokucho Miyazaki Challenger was a professional tennis tournament played on hardcourts. It was the first edition of the tournament which was part of the 2026 ATP Challenger Tour. It took place in Miyazaki, Japan between 30 March and 5 April 2026.

Singles main-draw entrants Seeds Country Player Rank1 SeedAugust Holmgren1971Dan Added2042Hsu Yu-hsiou2153Zhou Yi2214Kaichi Uchida2365Rio Noguchi2456Harry Wendelken2507Sun Fajing2648 1 Rankings are as of 16 March 2026.

Other entrants The following players received wildcards into the singles main draw: Naoya Honda Yuto Oki Ryotaro Taguchi

The following player received entry into the singles main draw using a protected ranking: Blake Ellis

The following player received entry into the singles main draw through the Next Gen Accelerator programme: Ognjen Milić

The following players received entry from the qualifying draw: Justin Boulais Koki Matsuda Hiroki Moriya Nam Ji-sung Carl Emil Overbeck Li Tu

The following player received entry as a lucky loser: Yusuke Takahashi

Champions Singles

Liam Broady def. Harry Wendelken 3–6, 6–2, 6–2.

Doubles

Nam Ji-sung / Patrik Niklas-Salminen def. Yuta Shimizu / James Trotter 7–5, 6–3.

References