Sen means “line” in this Miroshaki Aquascaping Dictionary. A line or visual stroke. It helps describe where things sit in the layout and how the eye moves through the aquarium.
Japanese: 線 Romaji: Sen
Meaning of Sen
Sen is explained here in simple English so beginners can use the word without feeling lost. In Miroshaki style, the term is not only a translation. It is a small way to look more carefully at nature underwater.
How Sen Helps in Aquascaping
Use it for branch lines, stone ridges and the direction of the layout. This can help when you choose stones, place wood, create open space, plant moss, or wait for the aquarium to grow into a more natural balance.