Fits the following cases IF you have the Original Case that came with the instrument when it was NEW:

YAH-203
YAH-203S
YAH-602
YAH-602S
YAS-01M
YAS-01MQ
YAS-100
YAS-23
YAS-23S
YAS-23U
YAS-26
YAS-26S
YAS-32(2)E
YAS-32F
YAS-52
YAS-52E
YAS-62
YAS-62E
YAS-62S
YAS-62SE
YBB-100S
YBB-103
YBB-103(2)
YBB-103S
YBB-103S(2)
YBB-104
YBB-104S
YBB-105
YBB-105M
YBB-105MS
YBB-105S
YBB-110S
YBB-201(2)
YBB-201M
YBB-201MS
YBB-201S(2)
YBB-321(2)
YBB-321S(2)
YBB-621
YBB-621S
YBB-631
YBB-631S
YBB-641(2)
YBB-641S(2)
YBH-301M
YBH-301MS
YBS-32
YBS-32E
YBS-32SE
YBS-52
YBS-52E
YBS-62
YBS-62E
YBS-62SE
YCB-621
YCB-621S
YCB-822
YCB-822S
YCB-861
YCL-621
YCL-621(2)
YCL-622
YCL-622(2)
YCL-622(2)(#002911-)
YCL-631
YCL-631(2)
YCR-2310
YCR-2310(2)
YCR-2310S
YCR-2310S(2)
YCR-2330
YCR-2330(2)
YCR-2330S
YCR-2330S(2)
YCR-2610S
YCR-2610S(2)
YCR-4330G
YCR-4330GS
YCR-6320S
YCR-6330
YCR-6330(2)
YCR-6330S
YCR-6330S(2)
YCR-6330ST
YCR-6335
YCR-6335DT
YCR-6335S
YCR-6335SDT
YCR-6610
YCR-6610S
YCR-6610SDT
YCR-6610ST
YCR-6610T
YEB-201
YEB-201M
YEB-201MS
YEB-201S
YEB-321
YEB-321S
YEB-381
YEB-381S
YEB-631S
YEB-632
YEB-632S
YFB-621
YFB-621S
YFB-822
YFB-822S
YFH-2310
YFH-2310S
YFH-435RT
YFH-435T
YFH-631
YFH-6310Z
YFH-6310ZG
YFH-6310ZGL
YFH-6310ZS
YFH-631G
YFH-631GS
YFH-635ST
YFH-635T
YFH-731
YHR-301M
YHR-301MS
YHR-302M
YHR-302MS
YHR-561
YHR-567D
YHR-668(#11001-)
YHR-668(#20001-)
YHR-668D(#11001-)
YHR-668D(#20001-)
YHR-668N(#11001-)
YHR-668N(#20001-)
YHR-668ND(#11001-)
YHR-668ND(#20001-)
YHR-765G
YHR-766
YHR-766N
YHR-867
YHR-867G
YHR-868
YHR-868G
YHR-868N
YMP-201M
YMP-201MS
YMP-202M
YMP-202MS
YMP-203M
YMP-203MS
YMP-204M
YMP-204MS
YRB-61(SP)
YRGB-61
YSL-354V(C.LAC.)
YSL-354V(G.LAC.)
YSL-354VS
YSS-475
YSS-62S
YTR-2320E
YTR-2320ES
YTR-2335
YTR-2335M
YTR-2335S
YTR-2420
YTR-2435
YTR-2435S
YTR-4320
YTR-4320E
YTR-4320EG
YTR-4320ES
YTR-4320S
YTR-4320ST
YTR-4320T
YTR-4325S
YTR-4335G
YTR-4335GS
YTR-4335GST
YTR-4420E
YTR-4420ES
YTR-4435
YTR-4435S
YTR-5335G
YTR-5335GS
YTR-6310
YTR-6310B
YTR-6310SB
YTR-6310Z(#402409-)
YTR-6310Z(-#402408)
YTR-6310ZS(#402131-)
YTR-6310ZS(-#402130)
YTR-6320
YTR-6320S
YTR-6330F
YTR-6335(-#30XXXX)
YTR-6335J
YTR-6335S(-#30XXXX)
YTR-6340ST
YTR-6345
YTR-6345G
YTR-6345GS
YTR-6345S
YTR-6445
YTR-6445S
YTR-6450S
YTR-6610
YTR-6610S
YTS-100
YTS-200AD(2)
YTS-200AD(S/N K30000-)
YTS-23
YTS-23(S/N K30000-)
YTS-25
YTS-26
YTS-26S
YTS-32
YTS-32E
YTS-52
YTS-52E
YTS-62
YTS-62E
YTS-62S
YTS-62SE