 Katakana is also used to denote the fact that a character is speaking a foreign language, and what is displayed in katakana is only the Japanese "translation" of his or her words.Some frequently used words may also be written in katakana in dialogs to convey an informal, conversational tone.Some examples include ("manga"), "aitsu" ("that guy or girl; he/him; her"), "baka" ("fool"), etc.