あってはならない
attewa naranai
1. there must be no ...; there should not be any ...
Expression
1. there must be no ...; there should not be any ...
1. I see; that's right
1. Must not be.; Should not be.
1. to have been decided (so) that; to have been arranged (so) that
2. to be the result (of); to be the outcome
3. to be the reason (for)
1. Must not be.; Should not be.
1. Let's…; Shall we…
1. To have someone do; To let someone do
1. Must do; Have to