http://www.animelyrics.com/jpop/dire...4goushitsu.htm
Line 5: chikarazuyoi ---> chikarazuyoku
There is another mistake but this time in the kanji.
4th last line: 二度と君を忘れぬよう ---> 二度と君を忘れぬように
Sources:
http://www.kasi-time.com/item-37625.html
https://www.oricon.co.jp/prof/6902/lyrics/I048769/
