Hi, All Japanese encoding was all right if fixed the following. --- R-2.11.0.orig/src/library/tcltk/src/tcltk.c 2010-03-31 07:10:02.000000000 +0900 +++ R-2.11.0.work/src/library/tcltk/src/tcltk.c 2010-04-29 23:48:55.000000000 +0900 @@ -349,7 +349,7 @@ elem = Tcl_NewObj(); Tcl_DStringInit(&s_ds); s = Tcl_ExternalToUtfDString(encoding, - (Cchar *) translateChar(STRING_ELT(val, i)), + (Cchar *) translateCharUTF8(STRING_ELT(val, i)), -1, &s_ds); Tcl_SetStringObj(elem, s, -1); Tcl_DStringFree(&s_ds); -- EI-JI Nakama <nakama (a) ki.rim.or.jp> "\u4e2d\u9593\u6804\u6cbb" <nakama (a) ki.rim.or.jp>