Also known as: ウマゼミ
Hugging someone or something with all four limbs (or equivalent) in a manner resembling a Cicada perched on a tree.
Common variants include Glomping another person's face (like a Facehugger) or leg as a show of affection, or latching onto a static object (often a tree, like an actual cicada) to prevent oneself from being moved or carried by another entity.