1999 Japan Open Tennis Championships
| 1999 Japan Open Tennis Championships | |
|---|---|
| Date | April 12 – April 18 |
| Edition | 26th |
| Category | Championship Series Tier III |
| Surface | Hard / Outdoor |
| Location | Tokyo, Japan |
| Champions | |
| Men's Singles | |
 Nicolas Kiefer[1] |
|
| Women's Singles | |
 Amy Frazier[2] |
|
| Men's Doubles | |
Jeff Tarango /  Daniel Vacek[1] |
|
| Women's Doubles | |
| Corina Morariu / Kimberly Po[2] |
|
The 1999 Japan Open Tennis Championships was a tennis tournament played on outdoor hard courts at the Ariake Coliseum in Tokyo, Japan that was part of the International Series Gold of the 1999 ATP Tour and of Tier III of the 1999 WTA Tour. The tournament was held from April 12 through April 18, 1999.
Contents
Entrants
Seeds
| Country | Player | Rank | Seed |
|---|---|---|---|
 JPN |
Ai Sugiyama | 27 | 1 |
| USA |
Amy Frazier | 35 | 2 |
| USA |
Corina Morariu | 36 | 3 |
| USA |
Kimberly Po | 58 | 4 |
 PUR |
Kristina Brandi | 65 | 5 |
| USA |
Meghann Shaughnessy | 68 | 6 |
| USA |
Jane Chi | 75 | 7 |
 TPE |
Wang Shi-ting | 77 | 8 |
Other entrants
The following players received wildcards into the singles main draw:
The following players received wildcards into the doubles main draw:
The following players received entry from the singles qualifying draw:
The following players received entry as lucky losers:
Champions
Men's Singles
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Nicolas Kiefer def. 
Wayne Ferreira, 7–6(7–5), 7–5.[1]
- It was Kiefer's 1st title of the year and the 3rd of his career.
Women's Singles
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Amy Frazier def. Ai Sugiyama, 6–2, 6–2.[2]
- It was Frazier's 1st title of the year and the 9th of her career.
Men's Doubles
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Jeff Tarango / Daniel Vacek def. 
Wayne Black / Brian MacPhie, 4–3, retired.[1]
Women's Doubles
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Corina Morariu / Kimberly Po def. 
Catherine Barclay / Kerry-Anne Guse, 6–3, 6–2.[2]
