わすれない
Won't forget
間違えない
お忘れなく
思い出さずに
Be ever present to your mind
ゆめ忘るな
ゆめ忘るな
will never forget
to be forgotten―pass out of mind―pass out of one's memory―fade from one's memory―escape one's memory―slip one's memory―fall into oblivion―be buried in oblivion
忘れる.
忘却すること
度忘れする
to forget something for a moment
to carelessly forget to say something
落ちない