This is the 7642nd most frequent Japanese word.
勘
"勘" (kan): Intuition or perception.
Here, '勘' is depicted as an innate ability to rely on instinct or gut feeling.
勘に頼ることも時々必要だ。
Sometimes relying on intuition is necessary.
In this example, '勘' is used to emphasize that reliance on intuition is inappropriate in the given context.
その計画は勘で決めるものじゃない。
That plan shouldn't be decided based on intuition.
In this sentence, '勘' refers to the person's ability to intuit or sense things accurately.