毬 - burr, ball

cone (e.g. pine, hemlock)

Paralomis histrix (species of king crab); porcupine crab

traditional Japanese handball game

dakyū; polo-like game

ball-and-mallet game played during New Year's celebrations

temaribana; Japanese snowball (Viburnum plicatum)

burr (e.g. chestnut); bur; cupule; case

Pronodularia japanensis (species of freshwater mussel)

playing catch

Japanese pinecone fish (Monocentris japonica)

Reeve's spirea (Spiraea cantoniensis); May bush

marimo (variety of algae, Cladophora aegagropila); round green algae; Cladophora ball; lake ball; moss ball