あり得 なければならない
arienakereba naranai
1. Must be done.; Must happen.
Adjective
#1211034
1. Must be done.; Must happen.
1. to do something in readiness for; to get something (needful) done
1. I see; that's right
1. particularly; especially
1. to return; to come home
2. to leave (of a guest, customer, etc.)
3. to get home; to get to home plate
1. to be seen; to be visible
2. to look; to seem
3. to come
1. profit; advantage
2. rebirth in paradise, entering nirvana