| 摘要 |
PROBLEM TO BE SOLVED: To provide a thermochromic writing utensil comprising an accessory exhibiting a function in cooperation with the writing utensil itself, which is constituted by mounting a friction body for frictioning handwriting in thermochromic ink to a writing utensil storing the thermochromic ink via a connection member and has decoration performance and high convenience.SOLUTION: A thermochromic writing utensil 1, which stores ink that can be decolored or discolored by heating, is constituted by mounting a friction body 6 for frictioning handwriting in the ink on an exterior of a writing utensil 2 via a connection member 9. |
