Deactivating a bomb with 解除
Kanji Explanation: Separating and understanding with 解

A shop owner tells the Colors trio that he’s crafted a bomb.
- おやじ:
- 「解除しなければこの街
( はドカンだ」- “If you're not able to deactivate it, this district will go kaboom!”
解除
Key Points
解除 means deactivation or release
解
( carries releasing or undoing, and 除 adds removal.For a bomb, 解除
( is deactivation or disarming.
しなければ sets a condition
解除
( しなければ means “if you do not deactivate it”.The consequence follows immediately: the district goes boom.
ドカン is a sound-effect-like result
ドカン mimics an explosion or big impact.