初宮参り
はつみやまいり
first visit of a child to the shrine of its tutelary deity (usu. when the child is about 30 days old)
初滑り is read as はつすべり (hatsusuberi) and means first ski of the season.
はつすべり
hatsusuberi
はつみやまいり
first visit of a child to the shrine of its tutelary deity (usu. when the child is about 30 days old)