December 30th, being a round number, is not considered bad, but selecting this day would be regarded as "one-night rice cake" according to the old lunar calendar, in which the thirtieth is the last day of December. |
12月30日はきりの良い数字なので悪くないと考えられている(ただし、旧暦では12月は30日までしかなかった為、旧暦通りならば『一夜餅』の扱いである)。 |