乱らん積づみ

noun

random masonry; uneven stonework; disordered piling

Refers to a style of stone wall construction where stones of irregular shapes and sizes are piled without a regular pattern, often seen in traditional Japanese castle walls and retaining walls.

• この城じょう壁へきは乱らん積づみで造つくられている。

  This castle wall is built in the random masonry style.

• 乱らん積づみの石いし垣がきは見みた目めに美うつくしい。

  A stone wall of uneven stonework is visually beautiful.