Training the vines
Pergola trellising, known as Tanashiki-saibai: facilitates harvesting and keeps clusters far above the ground, which is damp most of the year. If clusters were too close, it would encourage diseases.
Nombre de pieds
Lightly sloping plot, on a soil of average fertility with natural perfect drainage (presence of large pebbles from the erosion of surrounding mountain ranges).
Âge de la vigne
Isehara - Japon