1.

YUNAGIKAI MEDICAL ASSOCIATION

2.

Yurihonjo Medical Association

3.

Yushiro Chemical Industry

4.

Yutaka Foods

5.

Yuunanokai Social Welfare Corporation

6.

YUYUSHA

7.

ZELE 2017

8.

Zen

9.

Zene

10.

Zenkai Hospital

11.

Zennoh Chicken Foods 1972

12.

Zenyaku Kogyo

13.

ZEON 1950

14.

Zeon Medical

15.

Zeria Pharmaceutical

16.

ZINE 2016

17.

ZOZO Technologies

18.

Zuiko

19.

Zuken Elmic