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Chokkan — Bonsai Blog — National Bonsai Foundation
Jack Lin Bonsai - Chokkan or Formal Upright Style Bonsai. This technique mimics trees growing naturally in the wild with a straight upright trunk. The shape of the tree is triangular with
Chokkan | Formal upright style – Bonsai Today
Bonsai styles, shapes and forms - Bonsai Empire
Chokkan: Formal Upright Style - Albuquerque Bonsai Club