YOKOTA YX-380S, 380SE
YOKOTA YX-380SA, 380SB
YOKOTA YX-500C
YOKOTA YX-500CA
YOKOTA YX-500SA, 500SB
YOKOTA YX-700, 700E
YOKOTA YX-700C
YOKOTA YX-700S, 700SE
YOKOTA YX-80A, 80B