Obon or Bon festival is a Japanese Buddhist custom to celebrate the spirits of your ancestors.
It is called Obon Matsuri (Obon festival)
Just as Chinese Americans may celebrate the Chinese new year and others do not, or Icelandic Americans may celebrate Thorrablot while others do not, or people of any other nationality may honor their heritage or not, it can be assumed that some Japanese Americans may celebrate Obon or Tanabata while others may not. It is an individual choice, not a sweeping mandate.
The Japanese.
No.
they dont
If they choose to celebrate they do so wherever they are on that day, just like everyone else.
Japanese do not celebrate February 14th
Obon is a Japanese Buddhist custom to honor the spirits of one's ancestors. It typically involves visiting family graves, cleaning them, and offering food and prayers. The festival also often includes traditional dances, lanterns, and community gatherings.
Obon typically lasts for three days, but the exact duration of the festival can vary depending on the region and traditions followed.
The Japanese celebrate their wedding in various ways. This includes a wedding service which is followed by a reception party and speeches from the couples to guests among other things.
It is to celebrate Japanese cultures
Japanese people that are Christian and celebrate Christmas do so on Christmas Day.