1.

Yachiyo Care Support

2.

YAGO

3.

Yamashita Health Care

4.

Yamawa Foods

5.

Yamazaki Baking

6.

Yasumoto Hospital

7.

Yawata Medical Center

8.

Yodogawa Dankenosono

9.

Yokohama Hospital

10.

Yokohama Maruuo

11.

Yokukoukai

12.

Yoriso