"Mamotte Agetai" (守ってあげたい, "I Want to Protect You") is a song by Japanese singer-songwriter Yumi Matsutoya and is contained in her studio album "Sakuban Oaishimasho".
The song was released as her 17th single on June 21, 1981 from Toshiba EMI and sold over 695,000 copies.
It was re-released as a CD single on June 28, 1989.
Matsutoya was given the offer to write the theme song for the movie "Nerawareta Gakuen" and she wrote "Mamotte Agetai".
All tracks are written by Yumi Matsutoya, all music arranged by Masataka Matsutoya