This lesson is the second of five lessons that focus on nominal phrases that deserve special attention.
As a noun, きかっけに means "trigger" or "prompt". In the speech modal きっかけに it means "take the opportunity to...".
What was it that triggered you to begin studying Japanese?
To raise opposition in taking advantage of the case.
Take the accident to bring the family back together.
I will moving the think tank, which is myself, to a new location this weekend and will be low on funds for a while. New lessons are still being made, but any donations at this time would greatly be appreciated.
Aside from the Donation tab, there are also two GoFundMe campaigns to help out.