to use one's head

(linguistics) Received Pronunciation

(orthography) the sort order for kana (historically, mainly for katakana) as arranged in the 五十音図 (literally “table of the fifty sounds”)

(phonetics) phonetic symbol

Synonym of 片仮名

Japanese-language education for non-native speakers

unexpectedly, suddenly

the diagram above; the top illustration

(software engineering) class diagram - A type of static structure diagram that describes the structure of a system by showing the system's classes, their attributes, and the relationships between the classes.

measured map; surveyed map