The kanji "曜" (yō) means "day of the week" and is used to represent the days of the week in Japanese. Finally, the kanji "日" (nichi) means "day" and is added at the end to indicate that it is a specific day of the week. So, when you combine these kanji together, "火曜日" (ka-yō-bi) literally means "fire day" and refers to Tuesday in ...