YOKOTA Y70, 70E
YOKOTA Y90, 90E
YOKOTA YAC-50
YOKOTA YAC-50D
YOKOTA YBD-2X
YOKOTA YBX-50 Series
YOKOTA YC-20
YOKOTA YD-3(3A)
YOKOTA YD-4(4A)
YOKOTA YD-4.5LAZ, 4.5LBZ
YOKOTA YD-4.5PZK, 4.5PBZK
YOKOTA YD-4.5SZ