Nec Corporation

Akiko Suito

Katsuhiro Ochiai

Masahiro Tabuchi

Yoshiyuki Koseki

A message system includes a first communication terminal, a second communication terminal and a communication circuit which connects the terminals. The first communication terminal displays a first message memo based on a first message data. The second communication terminal displays a second message memo based on a second message data which corresponds to the first message data. The second communication terminal makes a change of a second status of the second message data in response to an operation to the second message memo and transmits a change notice indicating the change. The second communication terminal updates the second message memo in response to the operation. The first communication terminal is configured to update the first message memo based on the change notice.

Message system for conducting message

With an operation information supplement instructing unit (), a service progress dependent information storage unit (), a service progress dependent information search unit () and a service progress dependent information answering unit () provided, when the operation information supplement instructing unit () is pressed, the service progress dependent information search unit () searches the service progress dependent information storage unit () for supplemental contents recorded in pair with the same service progress as a current service progress (information indicating how far service progresses) and presents the searched supplemental contents to a user through the service progress dependent information answering unit ().

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Tokyo, Japan

Akiko Suito