noun, noun or participle which takes 'suru', intransitive verb
playing in the water; water play
Refers to recreational activities in natural bodies of water (sea, lake, river) or simply playing with water, such as splashing or using water toys. Often used for children's play.
夏休みに子供たちと川で水遊びをした。
During summer vacation, I played in the river with the children.
水遊び用のおもちゃ
I bought some water play toys for them.