oいわiwai
1.

A special event or occasion marked by ceremonies and festivities to acknowledge and celebrate achievements, milestones, or significant life events.

2.

An expression of joy and pleasure shared with others, often accompanied by gatherings, feasting, and the exchange of gifts to honor a particular achievement or occasion.

3.

A characteristic practice or custom intended to convey happiness and goodwill, often involving communal participation and traditional rituals.

4.

A tangible token or gesture symbolizing appreciation and recognition given to someone in celebration of their accomplishments or special occasions.