Hangul , Hebrew , Hiragana , Kannada , Katakana , Lao , Latin , Malayalam , Oriya , Tamil , Telugu , Thai , and Tibetan . [ 20 ] 1.0.1 June 1992 ISBN 0-201-60845-6 (Vol.2) 25 28,359 The initial set of 20,902 CJK Unified Ideographs is defined. [ 21 ]