| 摘要 |
PROBLEM TO BE SOLVED: To provide a case having a timing unsealing function which can be easily used even in an information exchanging occasion between individuals. SOLUTION: This case having the timing unsealing function is constituted of a lid 2 and a container 3 which is openable/closable by the lid 2. For the container 3, a timer (timer board 7) which can set an unsealing date desired by a user is provided. The lid 2 is processed in such a manner that the lid 2 may be automatically unsealed when the set unsealing date arrives for the case having the timing unsealing function. |
