2018 Shimadzu All Japan Indoor Tennis Championships

Doubles

Final

Champions

Runners-up

Score

6–3, 5–7,

Events

← 2017 ·

Shimadzu All Japan Indoor Tennis Championships

Sanchai and Sonchat Ratiwatana were the defending champions but lost in the first round to Gong Maoxin and Hsieh Cheng-peng.

Luke Saville and Jordan Thompson won the title after defeating Go Soeda and Yasutaka Uchiyama 6–3, 5–7, in the final.

Seeds

First round				Quarterfinals				Semifinals				Final

1	Sa Ratiwatana So Ratiwatana	6	4
	M Gong C-p Hsieh	7	6		M Gong C-p Hsieh	6	6
	T Kamke T Pütz	6	2		T Kamke T Pütz	7	2
	M Purcell A Whittington	4	6						M Gong C-p Hsieh	7	6
3	L Saville J Thompson	7	6					3	L Saville J Thompson	6	7
WC	T Ito K Uesugi	6	3	3	L Saville J Thompson	7	7
	T Matsui C-h Yi	7	4		B Klein L Margaroli	6	5
	B Klein L Margaroli	6	6									3	L Saville J Thompson	6	5
	T Altuna H Hurkacz	6	2										G Soeda Y Uchiyama	3	7
WC	Sora Fukuda Y Shimizu	1	6		T Altuna H Hurkacz	2	1
	G Soeda Y Uchiyama	6	6		G Soeda Y Uchiyama	6	6
4	H-y Peng A Siljeström	4	4						G Soeda Y Uchiyama	6	7
WC	Daiki Hayashi Kosuke Shibano	5	1						S Balaji P Gunneswaran	4	6
	S Balaji P Gunneswaran	7	6		S Balaji P Gunneswaran	6	6
	Z Li S Robert	6	6		Z Li S Robert	4	4
2	J Nedunchezhiyan C Rungkat	3	1