Alternative
ゴム100箱、使い切るまで幼馴染とエッチします! / Gomu 100-hako, Tsukaikiru Made Osananajimi to Ecchi shimasu!
“After you put the condom on, you have sex, don’t you…!?” Practicing putting on a condom with my childhood friend!? I’ll diligently teach her with one-hundred condoms!