This matcha whisk holder is a good investment if you'd like to keep your matcha whisk in good shape longer.

The whisk holder is a hollow stand that corresponds to the shape of a fresh tea whisk. Place a moist whisk on the holder to store it and preserve its shape. Be sure to get all the inner tines of the whisk through the hole at the top of the stand.

Also known by the following names in Japanese.
茶筅立て: chasentate
くせ直し: kusenaoshi
茶筅直し: chasennaoshi
茶筅休め: chasenyasume