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Shunsuke Mitsui
Right-Handed, Unknown Backhand · 178cm
Shunsuke Mitsui is a professional tennis player from Japan, 24 years old, ranked No. 536 on the ATP singles rankings as of September 21, 2026. Career-high ranking: No. 517 (April 20, 2026). Mitsui has won 3 career singles titles from 7 finals (3 at ITF level). Most recent title: M15 Astana (2026), beating Zhalgasbay 7-5, 6-2 in the final. In 2026 the record stands at 19-10 (3-4 at Challenger level, 16-6 at ITF / Futures level). Last match: lost to Baris 6-1, 6-2 in the Q1 at San Diego 2 Challenger, September 20, 2026.
The Climb
From the Futures to the Slams
The milestones that mark a professional career, with the ranking at each step.
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Say where this player will be, and by when. Graded from the weekly rankings; the record lives on My Slip.
Why we're watching
Recent results
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The last ten singles matches, from the results feed. Click a column header to sort.
Career record by surface
Ranking, recent weeks
Titles & finals
Win–loss by level · this season
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