Radicals ( Radical35) two strokes in Kanji;
dimensional, e.g.
Nippon Syllabary 's one of the characters: yu in Hiragana a.k.a. yu in Katakana;
Nippon Pronunciation 's one of the characters: yu in Hiragana a.k.a. yu in Katakana;
directional, e.g.
;
logical, e.g.
;
numerological, e.g.
2;
structural, e.g.
;