いちどう一同ichidou
1.
Refers to all individuals present at a particular event or gathering, implying a collective participation or involvement.
2.
Denotes the entirety of members within a specific group or organization, highlighting a sense of unity among them.
3.
Indicates everyone who is related to a situation or context, emphasizing inclusiveness and shared interest.
Example:
我々一同恐怖にさいなまれた。
かぞくいちどう家族一同kazokuichidou
1.
A collective term referring to every member of an immediate family, including parents, siblings, and children, often used in contexts indicating unity or togetherness.
2.
The entire extended family, encompassing relatives beyond the nuclear family, such as grandparents, aunts, uncles, and cousins, typically gathered for family events or celebrations.