[. . . ] Carbon Bow Owner's Manual Thank you for purchasing this Yamaha Carbon Bow. [. . . ] The extreme temperatures of summer and winter are harmful to the condition of the bow. · Due to the bow's shape, it may cause harm when coming into contact with other persons or objects. Please keep adequate space between you and those around you during performance, so that the bow does not come in contact with other persons or objects. Also, when the bow is not used during performance, never use it in a dangerous manner such as swinging the bow, throwing the bow, etc. · When storing the bow in its case, make sure the bow's hairs are properly loosened before storing. Using the Bow · Apply rosin to the bow hairs before using. Before using the bow for the first time, apply rosin carefully and evenly to the whole bow. [. . . ] Also, if powdered rosin has accumulated on the bow stick, wipe the bow stick with a soft cloth to remove the rosin. Rotate the nut to adjust the bow hair's tension. [. . . ]