Chinese flowering ash
A deciduous tree native to Japan, Fraxinus lanuginosa f. serrata. Often used for baseball bats.
The Chinese flowering ash is known as a material for baseball bats.
The name likely derives from 青 (ao, 'blue/green') and タモ (tamo, a type of ash tree), referring to the greenish hue of the wood or young bark. The exact derivation is uncertain.