From harvesting to crafting, jinashi making is an art of sculpting the sound. The bamboo poles are harvested in winter, when their sap is at their lowest level, under the new moon.

Madake bamboo

After cutting and cleaning they are fire treated which we call ‘aburanuki’ to take out the oil and starch, before letting them dry for a year under controlled environment.

Cured bamboo poles
Cured root end bamboo poles

Once the culms are sufficently dry, it is time to open all the nodes carefully within specific measurements, crafting the utaguchi and opening the finger holes and then tuning process can take place.

A 2.45 Ab Jinashi