Explanation
Depends on; up to
Formation
Noun + のいかんだ/Noun + のいかんでは
Detailed explanation
The のいかんだ(Noun no ikan da) grammar point is used to express that something depends on a particular situation or fact. It can be translated as 'Depends on' or 'up to' in English. The construction no ikan is usually used with nouns and naru verbs.
Examples
彼が来るのいかんで決めよう。
Kare ga kuru no ikan de kimeyou.
Let's decide depending on whether he comes or not.
試験の結果のいかんで留年が決まります。
Shiken no kekka no ikan de ryuunen ga kimarimasu.
Whether you repeat a year or not depends on the test results.
天気のいかんでは、ピクニックをキャンセルします。
Tenki no ikan de wa, pikunikku o kyanseru shimasu.
I'll cancel the picnic depending on the weather.
彼の回答のいかんで、我々の次の行動が決まる。
Kare no kaitou no ikan de, wareware no tsugi no koudou ga kimaru.
Our next action depends on his response.
Practice
Grammar content sourced from hanabira.org.