Reborn in Another World, All I Know is Daily-Life Spells.

Summary

“One day, office worker Kaoru Aoyama finds herself reincarnated into another world as “Patience,” the eldest daugther of imporverished nobility. Determined to improve her family’s dire circumstances for the sake of her adorable younger brothers’ happiness, she discovers the magic within her is the rather unremarkable skill called “Daily-Life Spells.” This is a story of a girl from another world who tries to escape poverty using her plain skills and knowledge from her previous life!” – from Magcomi “Kaoru Aoyama, an office worker, wakes up to find herself reincarnated into another world as “Patience,” the eldest daughter of an impoverished nobility. It seems that Kaoru has taken over Patience’s body after she died from a serious illness. Patience determined to rebuild their impoverished life using her own magic for the sake of her two adorable brothers. However, it seems she only possesses an unremarkable skill of “Daily-Life Spells.””