Ena Shibahara and Laura Siegemund defeated Cristina Bucșa and Monica Niculescu in the final, 3–6, 6–2, [10–2] to win the doubles tennis title at the 2024 Japan Women's Open.^[1]

Anna-Lena Friedsam and Nadiia Kichenok were the reigning champions,^[2] but Friedsam did not participate this year. Kichenok partnered Miyu Kato, but lost in the first round to Nao Hibino and Makoto Ninomiya.

	First round							Quarterfinals							Semifinals							Final
	1	G Dabrowski E Routliffe	6	6
		P Plipuech C-y Tsao	4	3				1	G Dabrowski E Routliffe	6	6
		S Aoyama E Hozumi	6	6					S Aoyama E Hozumi	2	4
	WC	M Hontama M Uchijima	3	4											1	G Dabrowski E Routliffe
	4	C Bucșa M Niculescu	6	6											4	C Bucșa M Niculescu	w/o
		T Babos H Dart	4	4				4	C Bucșa M Niculescu	w/o
	Alt	A Krunić V Tomova	6	2	[11]				M Bouzková C Osorio
		M Bouzková C Osorio	3	6	[13]																	4	C Bucșa M Niculescu	6	2	[2]
		S Santamaria Q Tang	3	77	[10]																	3	E Shibahara L Siegemund	3	6	[10]
		K Piter F Stollár	6	64	[8]				S Santamaria Q Tang	6	3	[7]
		S Murray Sharan E Silva	3	6	[4]			3	E Shibahara L Siegemund	2	6	[10]
	3	E Shibahara L Siegemund	6	2	[10]										3	E Shibahara L Siegemund	6	6
	WC	N Hibino M Ninomiya	6	77												A Moratelli A Sisková	1	3
		M Kato N Kichenok	2	63				WC	N Hibino M Ninomiya	3	65
		A Moratelli A Sisková	6	6					A Moratelli A Sisková	6	77
	2	S Kenin B Mattek-Sands	1	2

• Draw