# 1998 Japan Open Tennis Championships – Men's doubles

The 1998 Japan Open Tennis Championships was a tennis tournament played on outdoor hard courts at the Ariake Coliseum in Tokyo in Japan that was part of the International Series Gold of the 1998 ATP Tour and of Tier III of the 1998 WTA Tour. The tournament was held from April 13 through April 19, 1998.

## Seeds

Champion seeds are indicated in bold text while text in italics indicates the round in which those seeds were eliminated.
* Unknown (withdrew)
* Alex O'Brien / Jonathan Stark (semifinals)
* Sébastien Lareau / Daniel Nestor (champions)
* Byron Black / Patrick Rafter (quarterfinals)
* Brian MacPhie / Sandon Stolle (quarterfinals)
* Michael Tebbutt / Mikael Tillström (first round)
* Peter Nyborg / David Prinosil (semifinals)
* Kent Kinnear / Chris Wilkinson (first round)

## Draw
### Key

* Q = Qualifier
* WC = Wild card
* LL = Lucky loser
* Alt = Alternate
* SE = Special exempt
* PR = Protected ranking
* ITF = ITF entry
* JE = Junior exempt
* w/o = Walkover
* r = Retired
* d = Defaulted
* SR = Special ranking

### Finals

| Semifinals | Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final |
| 7 | Peter Nyborg David Prinosil | 3 | 7 | 1 | | | | |
| 3 | Sébastien Lareau Daniel Nestor | 6 | 6 | 6 | | | | |
| 3 | Sébastien Lareau Daniel Nestor | 6 | 6 | 6 | 3 | Sébastien Lareau Daniel Nestor | 6 | 6 |
| | | | | | | Olivier Delaître Stefano Pescosolido | 3 | 4 |
| | Olivier Delaître Stefano Pescosolido | 6 | 7 | | | Olivier Delaître Stefano Pescosolido | 3 | 4 |
| 2 | Alex O'Brien Jonathan Stark | 4 | 5 | | | | | |

### Top half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals |
| | | | | | | J Holmes B Martínez | 7 | 2 | 2 | | | | | | | | | |
| | J Holmes B Martínez | 6 | 6 | | | M Damm D Vacek | 6 | 6 | 6 | | | | | | | | | |
| | H Ishii D Sapsford | 4 | 3 | | | | | | | | M Damm D Vacek | 4 | 5 | | | | | |
| | S Iwabuchi M Takada | 7 | 6 | | | | | | | 7 | P Nyborg D Prinosil | 6 | 7 | | | | | |
| | B Ellwood G Motomura | 6 | 2 | | | S Iwabuchi M Takada | 4 | 4 | | | | | | | | | | |
| 7 | P Nyborg D Prinosil | 6 | 7 | | 7 | P Nyborg D Prinosil | 6 | 6 | | | | | | | | | | |
| | C Haggard P Rosner | 3 | 5 | | | | | | | | | | | 7 | P Nyborg D Prinosil | 3 | 7 | 1 |
| | | | | | | | | | | | | | | 3 | S Lareau D Nestor | 6 | 6 | 6 |
| | | | | | | A Pavel L-A Wahlgren | 2$^r$ | | | | | | | | | | | |
| | A Pavel L-A Wahlgren | 6 | 6 | 6 | 3 | S Lareau D Nestor | 4 | | | | | | | | | | | |
| | G Pozzi T Suzuki | 7 | 3 | 2 | | | | | | 3 | S Lareau D Nestor | 6 | 6 | | | | | |
| | D DiLucia M Sell | 6 | 6 | | | | | | | 5 | B MacPhie S Stolle | 4 | 0 | | | | | |
| | S Campbell M Joyce | 1 | 2 | | | D DiLucia M Sell | 6 | 6 | 5 | | | | | | | | | |
| 5 | B MacPhie S Stolle | 7 | 7 | | 5 | B MacPhie S Stolle | 3 | 7 | 7 | | | | | | | | | |
| | Ó Burrieza R Vašek | 5 | 5 | | | | | | | | | | | | | | | |

### Bottom half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| | O Delaître S Pescosolido | 6 | 6 | 7 | | | | | | | | | | | | | | |
| 6 | M Tebbutt M Tillström | 7 | 3 | 6 | | O Delaître S Pescosolido | 3 | 6 | 6 | | | | | | | | | |
| | A Clément J Golmard | 6 | 6 | | | A Clément J Golmard | 6 | 3 | 4 | | | | | | | | | |
| | Y Ishii H Sato | 4 | 3 | | | | | | | | O Delaître S Pescosolido | 6 | 3 | 6 | | | | |
| | N Godwin T Ketola | 5 | 6 | 6 | | | | | | 4 | B Black P Rafter | 4 | 6 | 4 | | | | |
| | F Bergh T Johansson | 7 | 3 | 4 | | N Godwin T Ketola | 6 | 4 | | | | | | | | | | |
| | | | | | 4 | B Black P Rafter | 7 | 6 | | | | | | | | | | |
| | | | | | | | | | | | | | | | | O Delaître S Pescosolido | 6 | 7 |
| | V Santopadre V Spadea | 7 | 6 | | | | | | | | | | | | 2 | A O'Brien J Stark | 4 | 5 |
| 8 | K Kinnear C Wilkinson | 6 | 2 | | | V Santopadre V Spadea | 7 | 6 | | | | | | | | | | |
| | T Chaen R Tsujino | 3 | 6 | 6 | | T Chaen R Tsujino | 5 | 4 | | | | | | | | | | |
| | M Keil T. J. Middleton | 6 | 3 | 4 | | | | | | | V Santopadre V Spadea | 4 | 0 | | | | | |
| | S Davis A Richardson | 7 | 6 | 7 | | | | | | 2 | A O'Brien J Stark | 6 | 6 | | | | | |
| | S Matsuoka M Onoda | 6 | 7 | 6 | | S Davis A Richardson | 5 | 1 | | | | | | | | | | |
| | | | | | 2 | A O'Brien J Stark | 7 | 6 | | | | | | | | | | |