The kanji 勘 primarily conveys the meaning of "intuition," "perception," "guess," "calculation," or "consideration." It suggests an ability to understand or judge something quickly, often based on instinct or a feeling rather than explicit reasoning. This character is related to understanding, and making a judgment based on this understanding.

・On-yomi (音読み): カン (kan) ・Kun-yomi (訓読み): かん (kan) is also used, although less frequently as a standalone word.

⚫︎勘がいい Translation: To have good intuition/a good sense. ⚫︎勘違い Translation: Misunderstanding/mistake. 勘 used in combination with 違 (violate, differ). ⚫︎勘定 Translation: Calculation/accounting/reckoning. This word, uses the kanji 勘 to indicate the process of considering or estimating something, such as the amount of money.

The kanji 勘 is a 形声文字 (keisei moji), a phonetic-semantic compound. The left side is a radical, and the right side is a phonetic component. The radical is 力, meaning "power" or "strength". The right side provides the sound element 甚 (shin, jin), which originally means "very," "extremely," or "serious". The combination suggests the idea of using one's ability/strength to understand something or make a judgement based on deep thought or consideration. The character’s original usage relates to assessment, estimation, or calculation. Over time, it broadened to include intuition.