2004 AIG Japan Open Tennis Championships – Men's singles

Rainer Schüttler was the defending champion, but did not participate.

Men's singles
2004 AIG Japan Open Tennis Championships
Champion	Jiří Novák
Runner-up	Taylor Dent
Score	5–7, 6–1, 6–3
Draw	48 (6 Q / 4 WC )
Seeds	16

Main article: 2004 AIG Japan Open Tennis Championships

Seeds

All seeds receive a bye into the second round.

1. Lleyton Hewitt (semifinals)
2. David Nalbandian (third round)
3. Andrei Pavel (second round)
4. Paradorn Srichaphan (quarterfinals)
5. Jiří Novák (champion)
6. Guillermo Cañas (second round)
7. Taylor Dent (final)
8. Thomas Johansson (third round)
9. Cyril Saulnier (quarterfinals)
10. Hyung-Taik Lee (third round)
11. Ricardo Mello (third round)
12. Jarkko Nieminen (second round)
13. Jan-Michael Gambill (third round)
14. Dennis van Scheppingen (second round)
15. Jan Hernych (second round)
16. Gilles Müller (quarterfinals)

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

	Quarterfinals							Semifinals							Final
	1	Lleyton Hewitt	7	6
	9	Cyril Saulnier	5	1
								1	Lleyton Hewitt	4	6	2
								5	Jiří Novák	6	4	6
	4	Paradorn Srichaphan	4	4
	5	Jiří Novák	6	6
															5	Jiří Novák	5	6	6
															7	Taylor Dent	7	1	3
		Bohdan Ulihrach	7	6
	Q	Björn Phau	5	4
									Bohdan Ulihrach	6	4	1
								7	Taylor Dent	4	6	6
	7	Taylor Dent	6	4	6
	16	Gilles Müller	4	6	2

Top half

Section 1

	First round							Second round							Third round							Quarterfinals
								1	L Hewitt	6	3	6
		G Weiner	4	3				WC	G Motomura	0	6	1
	WC	G Motomura	6	6											1	L Hewitt	63	6	6
		A García	66	64											WC	T Suzuki	77	2	4
	WC	T Suzuki	78	77				WC	T Suzuki	77	3	7
								15	J Hernych	6	64	5
																						1	L Hewitt	7	6
																						9	C Saulnier	5	1
								9	C Saulnier	2	6	6
	Q	K Pless	62	60					N Thomann	6	1	4
		N Thomann	77	77											9	C Saulnier	66	77	77
		C Rochus	6R												8	T Johansson	78	63	65
		J Gimelstob	6						J Gimelstob	4	4
								8	T Johansson	6	6

Section 2

	First round							Second round							Third round							Quarterfinals
								4	P Srichaphan	2	77	6
		Y-h Lu	61	61					H Levy	6	63	4
		H Levy	77	77											4	P Srichaphan	6	4
		A Peya	6	3	4										Q	M Chiudinelli	3	1R
	Q	M Chiudinelli	4	6	6			Q	M Chiudinelli	6	77
								14	D van Scheppingen	4	63
																						4	P Srichaphan	4	4
																						5	J Novák	6	6
								11	R Mello	5	6	77
		J Vacek	3	4					F Saretta	7	2	65
		F Saretta	6	6											11	R Mello	1	2
		G García López	6	2	6										5	J Novák	6	6
		L Burgsmüller	4	6	3				G García López	5	2
								5	J Novák	7	6

Bottom half

Section 3

	First round							Second round							Third round							Quarterfinals
								6	G Cañas	6	62	3
		K Carlsen	5	2				Q	M Kohlmann	4	77	6
	Q	M Kohlmann													Q	M Kohlmann	4	2
		B Ulihrach	6	6												B Ulihrach	6	6
		N Okun	4	1					B Ulihrach	6	77
								12	J Nieminen	3	65
																							B Ulihrach	7	6
																						Q	B Phau	5	4
								13	J-M Gambill	77	6
	Q	S Iwabuchi	6	6					S Iwabuchi	65	1
	WC	T Terachi	1	3											13	J-M Gambill	61	6	2
	Q	B Phau	6	6											Q	B Phau	7	2	6
	WC	T Iwami	4	1				Q	B Phau	6	6
								3	A Pavel	2	1

Section 4

	First round							Second round							Third round							Quarterfinals
								7	T Dent	6	6
		M Philippoussis	3	4					T Zíb	3	4
		T Zíb	6	6											7	T Dent	7	5	6
		W Arthurs	6	7											10	H-T Lee	64	7	3
		J-R Lisnard	4	5					W Arthurs	2	62
								10	H-T Lee	6	77
																						7	T Dent	6	4	6
																						16	G Müller	4	6	2
								16	G Müller	6	6
		A Bogomolov	6	3	77				A Bogomolov	3	1
		J Tipsarević	3	6	62										16	G Müller	7	3	6
	Q	YT Wang	6	77											2	D Nalbandian	64	6	4
		J Morrison	3	61					YT Wang	6	64	2
								2	D Nalbandian	3	7	6

References

• Draw
• Qualifying Draw