19 strokes
藻
mo
algae; water plant
海藻
kaisō
seaweed
藻類
sōrui
algae (as a group)
Study kanji on LenGaki

Get the Android app
The app adds offline study, home-screen widgets, stroke-order tracing, speaking practice with pronunciation scoring, and an AI tutor that answers questions in context — none of which fits in a browser tab.