Time Adjustment Device, Timepiece with a Time Adjustment Device, and Time Adjustment Method

A timepiece device having a time adjustment device, comprising:

• a reception unit that receives a prescribed signal containing time information transmitted by a base station;
• a display time information adjustment unit that adjusts the time information displayed by a time information display unit based on the time information;
• a leap seconds information storage unit for storing leap seconds information that is time adjustment information based on rotation of the Earth and is contained in the time information;
• and
• a leap seconds application time information storage unit that stores leap seconds application time information for adjusting the displayed time information based on the leap seconds information;
• wherein the display time information adjustment unit corrects the displayed time information based on the leap seconds information and the leap seconds application time information.

A time adjustment method for a time adjustment device comprising:

• a reception unit that receives a prescribed signal containing time information transmitted by a base station;
• and
• a display time information adjustment unit that adjusts the time information displayed by a time information display unit based on the time information;
• wherein the display time information adjustment unit corrects the displayed time information based on leap seconds information that is time adjustment information based on rotation of the Earth and contained in the time information, and leap seconds application time information for adjusting the displayed time information based on the leap seconds information.