とかなければならない【解かなければならない】
tokanakereba naranai
1. Must solve.; Must resolve.
★ Common
Adjective
#435025
1. Must solve.; Must resolve.
1. to do something in readiness for; to get something (needful) done
1. I see; that's right
1. particularly; especially
1. profit; advantage
2. rebirth in paradise, entering nirvana
1. feature; trait
1. satisfaction; pride
2. one's strong point; one's forte
3. regular customer; regular client
1. special; particular
1. acquisition; possession