Se (hiragana: ãÂÂ, katakana: ã») is one of the Japanese kana, each of which represents one mora. Both represent the sound , and when written with dakuten represent the sound [ze]. In the Ainu language, the katakana ã» is sometimes written with a handakuten (which can be entered into a computer as either one character (ãÂȋÂÂ) or two combined ones (ãÂȋÂÂ) to represent the sound, and is interchangeable with ãÂÂã§ (tse).