The 1985 Tokyo Indoor also known as "Seiko Super Tennis" was a men's tennis tournament played on indoor carpet courts at the Yoyogi National Gymnasium in Tokyo, Japan that was part of the 1985 Nabisco Grand Prix.

It was a major tournament of the Grand Prix tennis circuit and matches were the best of three sets.

First-seeded Ivan Lendl won the singles title.

Ivan Lendl defeated Mats Wilander 6–0, 6–4 Ken Flach / Robert Seguso defeated Scott Davis / David Pate 4–6, 6–3, 7–6

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