YOKOTA YHR-33, 33S
YOKOTA YHR-33L
YOKOTA YK-2
YOKOTA YLa110-110E
YOKOTA YLa70-70E
YOKOTA YLa70A, 70B
YOKOTA YLa80-80E
YOKOTA YLa80A-80B
YOKOTA YLa90-90E
YOKOTA YLT60
YOKOTA YLT60A
YOKOTA YLT70