Typically, yeah. I've seen a few shinki on the network asking for other opinions on it in the past, and it seems like a lot of us will just pick some day that we'd like to set aside to celebrate anyway.
Which, if you wanted to celebrate something you didn't remember the day of, seems like as good of a way to do it as any.
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Which, if you wanted to celebrate something you didn't remember the day of, seems like as good of a way to do it as any.