shirinukanakereba naranai
1. Must know thoroughly.; Must understand completely.
Adjective
#166066
1. Must know thoroughly.; Must understand completely.
1. series
1. I see; that's right
1. bucket; pail
1. mixed with; mingled with
1. to abuse (verbally); to curse at
1. 9th day of the month
2. nine days
1. silver
2. senior citizen; pensioner