SYSTEM AND METHOD FOR INPUTTING JAPANESE CHARACTERS BY JAPANESE SYLLABARY CHART CONVERSION SYSTEM

PROBLEM TO BE SOLVED: To provide a Japanese inputting system capable of reducing the number of times of key inputting operations based on a Japanese syllabary chart which is already memorized by a user even when the user does not especially memorize the character array. SOLUTION: This Japanese inputting system in a Japanese syllabary chart conversion input system includes character input buttons arrayed so that a 'U (a form of Japanese syllabics)' level is set in a reference level block, and an upper input button for performing inter-level block transition to a first upper level block and a second upper level block in the reference level block, and a lower input button for performing inter-level block transition to a first lower level block and a second lower block in the reference level block, and a sound conversion button form performing inter-sound block conversion.