Overview
Koichi and Mariko are a married couple. Both husband and wife have their own careers. Koichi is a civil servant who returns home on time, while Mariko returns home late at night, leaving their love life cold.
| Actor | Age then | Age now | |
|---|---|---|---|
 | 23 | 63 | |
 | 25 | 66 | |
 | 39 | 79 | |
 | 43 | 84 | |
 | - | - | |
| - | - | |
| - | - |