Isolation
Cut Off, Blockade, Quarantine
noun, verbal noun
しゃだん
遮断 (しゃだん) Isolation, Cut Off, Blockade, Quarantine
遮断機 (しゃだんき) Crossing Gate, Railway Crossing Gate, Circuit Breaker
検疫 (けんえき) Quarantine
隔離 (かくり) Isolation, Quarantine
孤立 (こりつ) Isolation, Alone, Friendless
孤独 (こどく) Isolation, Loneliness, Solitude
包囲 (ほうい) Siege, Encirclement
封鎖 (ふうさ) Blockade, Freezing
They achieved Isolation 遮断 by intercepting 遮 and cutting off 断 traffic.
Isolation meant the traveling shaman しゃ was done だん for.