To provide a tape cassette capable of clearly developing colors of a thermosensitive tape (printing the thermosensitive tape), and to provide the tape cassette and a tape printer.
The tape cassette has a structure that the thermosensitive tape 104 is conveyed in the cassette case body 105 by means of tape conveying rollers 107 including a pair of rollers 107A and 107B which sandwich the thermosensitive tape 104 therebetween in the cassette case body 105, and then, the conveyed thermosensitive tape 104 is discharged outside the cassette case body 105 from a discharge port 103 via a cavity part 108, irregularities in tape conveyance by means of the tape conveying rollers 107 hardly occur, accordingly, the colors of the thermosensitive tape 104 can be clearly developed (the tape can be clearly printed).
YAMAGUCHI TERUSHIRO
FUKUI TOMOYASU
MURATA SUSUMU
ISHIKAWA RYOSUKE
