| Score: | 7–5, 2–6, 7–6 |
| Draw: | 24 |
| Seeds: | 8 |
| Type: | singles doubles |
See main article: 1991 Tokyo Indoor.
Guy Forget and Jakob Hlasek were the defending champions, but did not participate this year.
Jim Grabb and Richey Reneberg won the title, defeating Scott Davis and David Pate 7–5, 2–6, 7–6 in the final.[1]
All seeds receive a bye into the second round.