Ryoko NISHIZUKA 西塚涼子 (kana & ideographs); Paul D. Hunt (Latin, Greek & Cyrillic); Wenlong ZHANG 张文龙 (bopomofo); Sandoll Communication 산돌커뮤니케이션, Soo-young JANG 장수영 & Joo-yeon KANG 강주연 (hangul elements, letters & syllables)