I photographed the participants one by one with my digital camera. But it seemed that they prefer to be photographed with their friends using with their own smartphone.
Many Japanese enjoy "a year-end party" with company colleagues or friends in December every year. We share the hardships we experienced during the past year, and to prepare for the coming year with renewed resolve. This is the custom characteristic of Japan.
I purchased a digital single-lens reflex camera the other day. But this camera focused on just in front of the area I aimed at. I cannot correct this problem even if I use the adjustment function of this camera. The focus issue is the fate of the single-lens reflex camera.