(baseball) sweet spot of a bat

a mixed script of kanji and katakana, or a use of such script, that was common in formal writing, before modern orthographic reforms which favored hiragana over katakana for grammatical elements such as particles and inflectional affixes

(history) a syllabary with characters drawn from kanji, such as the 万葉仮名 (Man'yōgana), that is the precursor to hiragana and katakana

(Buddhism) think on the power of Kannon

a male given name

tautology (in logic)

(geometry) sphericity

(literally) know the other side and yourself, a hundred battles will not be perilous