Singles
1988 Tokyo Indoor
Champion	Boris Becker
Runner-up	John Fitzgerald
Score	7–6(7–4), 6–4
Draw	32
Seeds	8

Stefan Edberg was the defending champion, but lost in the semifinals this year.

Boris Becker won the tournament, beating John Fitzgerald in the final, 7–6^(7–4), 6–4.

Seeds

Draw

Finals

	Semifinals							Final
	1	Stefan Edberg	6	0
	6	John Fitzgerald	7	6
								6	John Fitzgerald	6	4
								2	Boris Becker	7	6
		Richard Matuszewski	6	1
	2	Boris Becker	7	6

Top half

	First round							Second round							Quarterfinals							Semifinals
	1	S Edberg	6	6
		T Nelson	2	2				1	S Edberg	6	7
		K Evernden	7	3	6				C Pridham	1	5
		C Pridham	6	6	7										1	S Edberg	7	6
	Q	P Chamberlin	6	6											Q	P Chamberlin	5	2
	LL	J Sobel	1	2				Q	P Chamberlin	6	3	6
	WC	T Tsuchihashi	5	3				7	S Živojinović	4	6	3
	7	S Živojinović	7	6																		1	S Edberg	6	0
	3	A Gómez	6	6																		6	J Fitzgerald	7	6
		J Rive	4	4				3	A Gómez	7	6
		A Volkov	7	6					A Volkov	5	4
	Q	J Bailey	5	1											3	A Gómez	3	6	5
	Q	R Van't Hof	6	3	6										6	J Fitzgerald	6	3	7
		B Dyke	2	6	4			Q	R Van't Hof	3	6
		K Flach	4	0				6	J Fitzgerald	6	7
	6	J Fitzgerald	6	6

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	5	J Berger	6	3
		R Matuszewski	7	6					R Matuszewski	6	7
		S Giammalva Jr.	7	6					S Giammalva Jr.	3	5
		J Yzaga	5	4												R Matuszewski	6	6
	Q	T Pawsat	3	7	5										WC	S Matsuoka	4	4
		M Davis	6	6	7				M Davis	5	6
	WC	S Matsuoka	7	6				WC	S Matsuoka	7	7
	4	D Cahill	6	1																			R Matuszewski	6	1
	8	D Goldie	4	6	6																	2	B Becker	7	6
		J Frawley	6	4	3			8	D Goldie	3	4
		A Olhovskiy	3	2					E Jelen	6	6
		E Jelen	6	6												E Jelen	2	1
		M Woodforde	3	5											2	B Becker	6	6
		C-U Steeb	6	7					C-U Steeb	7	1	2
		R Seguso	4	3				2	B Becker	6	6	6
	2	B Becker	6	6

References

• Main Draw