introduction

〜じゃないか
Reading: じゃないか
Meanings: isn't it?
Explanation
explanation
*じゃないか* is a **rhetorical tag** meaning **isn't it?** or **don't you think?**. The speaker is not genuinely asking — they are **seeking agreement** or expressing a **strong impression**.
explanation
Attach *じゃないか* to the `plain form` of a verb. It can also express **surprise** when you notice something unexpected — like exclaiming "Hey, isn't that...!". The tone is **casual and assertive**.
structure
Practice exercises
usage_japanese
すごい{placeholder}。
Answer: じゃないか
usage_japanese
雨が降っている{placeholder}。
Answer: じゃないか
usage_japanese
面白い{placeholder}。
Answer: じゃないか
usage_japanese
明日は雨が降る{placeholder}。
Answer: じゃないか
usage_japanese
この映画はとても面白い{placeholder}。
Answer: じゃないか
usage_japanese
昨日、彼が犯人だった{placeholder}。
Answer: じゃないか
usage_japanese
もう終わった{placeholder}。
Answer: じゃないか
usage_japanese
やっぱり正しかった{placeholder}。
Answer: じゃないか