Appendix:Chinese four corner

Cangjie · Four Corner · Mandarin (Pinyin · Wade-Giles · Zhuyin) · Cantonese (Jyutping · Pinyin · Zhuyin) · Japanese On (Romaji · Furigana) · Japanese Kun (Romaji · Furigana) · Korean (Revised Romanization · Romanization · ROK Hangul · DPRK Hangul) · Radical · Total Strokes · Ideographic variations · Strange characters

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The four-corner input method (四角號碼) is a way to organize Chinese characters, which are numerous, and input them into computers. Each character is represented by the shape of each of its four corners plus the stroke over the last corner.

For explanations on this method and an online dictionary, see:

• http://dylansung.tripod.com/methods/fourcinp.htm
• http://kanji.sljfaq.org/four.html

These indices rely on the kFourCornerCode of Unihan Database.