Anime Song Database
Source: MyAnimeListKonoSuba: God's Blessing on This Wonderful World! 3
Theme song information
Opening Themes
Growing Up by Machico
Ending Themes
2: Ano Hi no Mama no Bokura by Aqua (CV: Sora Amamiya), Megumin (CV: Rie Takahashi), Darkness (CV: Ai Kayano)