Tensei Ryoushu no Yuuryou Kaitaku: Zense no Kioku o Ikashite White ni Tsutometara, Yuunou na Jinzai ga Atsumarisugimashita

When I woke up after collapsing from overwork working for a shady company, I had been reborn as the son of a minor feudal lord in a different world. Our lands were attacked by monsters, I lost my new parents, and the people fled… In order to survive, I must gather a talented elite so this land can thrive by employing my knowledge from my past life as a overworked white-collar worker! A story of managing a fiefdom in another world starting from zero citizens!

*Source: Manga UP! Global*