# 2002 AIG Japan Open Tennis Championships – Men's singles

Lleyton Hewitt was the defending champion but lost in the quarterfinals to Paradorn Srichaphan.
Kenneth Carlsen won in the final 7–6$^{(8–6)}$, 6–3 against Magnus Norman.

## Seeds

The top eight seeds received a bye to the second round.
* Lleyton Hewitt (quarterfinals)
* Juan Carlos Ferrero (second round)
* Carlos Moyá (second round)
* Àlex Corretja (second round)
* Juan Ignacio Chela (third round)
* James Blake (second round)
* Nicolás Lapentti (second round)
* Paradorn Srichaphan (semifinals)
* Stefan Koubek (first round)
* Jan-Michael Gambill (first round)
* Dominik Hrbatý (second round)
* Agustín Calleri (second round)
* Wayne Arthurs (second round)
* Nicolás Massú (third round)
* David Ferrer (first round)
* Taylor Dent (third 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 | Final | Final | Final | Final |
| 8 | Paradorn Srichaphan | 6$^4$ | 6$^5$ | | | | |
| | Kenneth Carlsen | 7$^7$ | 7$^7$ | | | | |
| | Kenneth Carlsen | 7$^7$ | 7$^7$ | | Kenneth Carlsen | 7$^8$ | 6 |
| | | | | Q | Magnus Norman | 6$^6$ | 3 |
| | Vince Spadea | 4 | 6$^4$ | Q | Magnus Norman | 6$^6$ | 3 |
| Q | Magnus Norman | 6 | 7$^7$ | | | | |

### Top half
#### Section 1

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| | | | | | 1 | L Hewitt | 6 | 6 | | | | | | | | | | |
| | F Clavet | 5 | 6 | 3 | | M Chang | 2 | 2 | | | | | | | | | | |
| | M Chang | 7 | 4 | 6 | | | | | | 1 | L Hewitt | 6$^4$ | 6 | 6 | | | | |
| | J Morrison | 6 | 7$^7$ | | | | | | | 14 | N Massú | 7$^7$ | 2 | 4 | | | | |
| | D Norman | 3 | 6$^3$ | | | J Morrison | 6$^7$ | 6 | 1 | | | | | | | | | |
| | R Štěpánek | 7 | 3 | 2 | 14 | N Massú | 7$^9$ | 4 | 6 | | | | | | | | | |
| 14 | N Massú | 5 | 6 | 6 | | | | | | | | | | | 1 | L Hewitt | 4 | 3 |
| 10 | J-M Gambill | 4 | 6 | 3 | | | | | | | | | | | 8 | P Srichaphan | 6 | 6 |
| | T Suzuki | 6 | 3 | 6 | | T Suzuki | 6 | 7$^7$ | | | | | | | | | | |
| | R Delgado | 4 | 3 | | | B Vahaly | 3 | 6$^3$ | | | | | | | | | | |
| | B Vahaly | 6 | 6 | | | | | | | | T Suzuki | 6 | 1 | 4 | | | | |
| | L Burgsmüller | 6 | 6 | | | | | | | 8 | P Srichaphan | 3 | 6 | 6 | | | | |
| | O Fukárek | 3 | 3 | | | L Burgsmüller | 3 | 4 | | | | | | | | | | |
| | | | | | 8 | P Srichaphan | 6 | 6 | | | | | | | | | | |

#### Section 2

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals |
| | | | | | 3 | C Moyá | 4 | 5 | | | | | | | | |
| | A Waske | 6$^4$ | 7$^7$ | 6 | | A Waske | 6 | 7 | | | | | | | | |
| WC | M Onoda | 7$^7$ | 6$^3$ | 2 | | | | | | A Waske | 2 | 6 | 6$^4$ | | | |
| Q | P Luxa | 3 | 4 | | | | | | | A Dupuis | 6 | 4 | 7$^7$ | | | |
| | A Dupuis | 6 | 6 | | | A Dupuis | 7$^7$ | 7$^8$ | | | | | | | | |
| | J Knowle | 6 | 3 | 2 | 13 | W Arthurs | 6$^5$ | 6$^6$ | | | | | | | | |
| 13 | W Arthurs | 2 | 6 | 6 | | | | | | | | | | A Dupuis | 3 | 2 |
| 11 | D Hrbatý | 6 | 6 | | | | | | | | | | | K Carlsen | 6 | 6 |
| WC | T Terachi | 1 | 2 | | 11 | D Hrbatý | 4 | 4 | | | | | | | | |
| | K Carlsen | 6 | 6 | | | K Carlsen | 6 | 6 | | | | | | | | |
| | N Okun | 4 | 4 | | | | | | | K Carlsen | 6$^4$ | 7$^7$ | 7$^7$ | | | |
| | A Simoni | 3 | 6 | 2 | | | | | 5 | J I Chela | 7$^7$ | 6$^5$ | 6$^3$ | | | |
| | C Mamiit | 6 | 3 | 6 | | C Mamiit | 1 | 0 | | | | | | | | |
| | | | | | 5 | J I Chela | 6 | 6 | | | | | | | | |

### Bottom half
#### Section 3

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals |
| | | | | | 6 | J Blake | 3 | 6 | 3 | | | | | | | |
| | M Verkerk | 6 | 6 | | | M Verkerk | 6 | 3 | 6 | | | | | | | |
| | J Vacek | 3 | 4 | | | | | | | M Verkerk | 2 | 7$^8$ | 1 | | | |
| | M Fish | 4 | 7$^9$ | 6 | | | | | | F López | 6 | 6$^6$ | 6 | | | |
| WC | G Motomura | 6 | 6$^7$ | 2 | | M Fish | 6$^3$ | 4 | | | | | | | | |
| | F López | 6 | 6 | | | F López | 7$^7$ | 6 | | | | | | | | |
| 9 | S Koubek | 4 | 4 | | | | | | | | | | | F López | 3 | 0 |
| 15 | D Ferrer | 6 | 5 | 5 | | | | | | | | | | V Spadea | 6 | 6 |
| Q | T Blake | 4 | 7 | 7 | Q | T Blake | 1 | 4 | | | | | | | | |
| Q | J Crabb | 2 | 4 | | | V Spadea | 6 | 6 | | | | | | | | |
| | V Spadea | 6 | 6 | | | | | | | V Spadea | 7 | 7$^8$ | | | | |
| Q | M Abel | 6 | 6$^2$ | 4 | | | | | | K Kučera | 5 | 6$^6$ | | | | |
| | K Kučera | 4 | 7$^7$ | 6 | | K Kučera | 3 | 6 | 7$^7$ | | | | | | | |
| | | | | | 4 | À Corretja | 6 | 3 | 6$^3$ | | | | | | | |

#### Section 4

| First round | First round | First round | First round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| | | | | 7 | N Lapentti | 5 | 2 | | | | | | | | | |
| Q | M Larsson | 7$^7$ | 6 | Q | M Larsson | 7 | 6 | | | | | | | | | |
| | M Ančić | 6$^4$ | 2 | | | | | Q | M Larsson | 3 | 6 | 6 | | | | |
| WC | J Miyao | 0 | 0 | | | | | | J Golmard | 6 | 3 | 4 | | | | |
| | J Golmard | 6 | 6 | | J Golmard | 6 | 6 | | | | | | | | | |
| | A Kim | 4 | 4 | 12 | A Calleri | 3 | 2 | | | | | | | | | |
| 12 | A Calleri | 6 | 6 | | | | | | | | | | Q | M Larsson | 6$^5$ | 5 |
| 16 | T Dent | 6 | 7 | | | | | | | | | | Q | M Norman | 7$^7$ | 7 |
| WC | H Kondo | 0 | 5 | 16 | T Dent | 6 | 6 | | | | | | | | | |
| Q | D Bohaboy | 1 | 3 | | M Kohlmann | 4 | 4 | | | | | | | | | |
| | M Kohlmann | 6 | 6 | | | | | 16 | T Dent | 3 | 2 | | | | | |
| Q | M Norman | 6 | 6 | | | | | Q | M Norman | 6 | 6 | | | | | |
| | G Bastl | 3 | 0 | Q | M Norman | 6 | 6 | | | | | | | | | |
| | | | | 2 | J C Ferrero | 3 | 3 | | | | | | | | | |