FUNA 
I Shall Survive Using Potions! Volume 7 

Kaoru begins a new life in a new land with her friend Reiko, who had reincarnated just to be with her. But of course, a peaceful and uneventful life is but a faraway dream, and they end up taking care of some kids who have no one to turn to. Kaoru and Reiko teach them modern skills and knowledge to survive on their own, but then some people who want take advantage of them show up. In order to save those who need help, Kaoru and Reiko shall survive using potions and magic!