To open the FONTDATA files from SADXPC, use the following settings in CrystalTile2:
Tile property - byte jump: 16, width: 24, height: 24, tile form: solid 1bpp

To open the rest of the files:
Tile property - width: 24, height: 24, tile form: NDS 1bpp

The SA1 files were ripped from the US release with animated title screen (1.005).
SA1_Impress(English) is identical to EFMSGFONT_ASCII24E.BIN in SADX PC.
SA1_ComicSans(EnglishEuropean) is identical to EFMSGFONT_ASCII24S.BIN in SADX PC.