R1
 ITA, ITB, ITC, ITS, ITR, SSB, SSC,
T1, T2, T3, Spec944, ST, HP, GP
SATURDAY   SUNDAY (Includes R6)

R2
 FA, FB, FC, FM, FS, ASR, CSR, DSR, S2000, CS2000, FSCCA,
F500, FF, FV, CF, SF
SATURDAY   SUNDAY

R3
GT1, GT2, GT3, GTL, BP, DP, EP,
FP,  ITE, AS, SP, RS, HC
SATURDAY   SUNDAY

R4
SRF, SGT-2, FV
SATURDAY   SUNDAY

R5
SM
SATURDAY   SUNDAY

R6
PRO-7, SRX-7
SATURDAY