Radicals ( Radical256) five strokes in Kanji;

dimensional, e.g.


directional, e.g.

Schematic Symbols (battery) 2,3 dimensional ... ; battery is very important structural design model and 1st to understand Radical2;

logical, e.g.

in Hiragana: carapace; grade A; instep; shell; the 1st party;

in Kanji: A grade; armor; carapace; first class; former; instep;

numerological, e.g.


structural, e.g.

shell; shellfish; also see: Radical187;