Ie de Munou to Iwaretsuzuketa Ore desu ga, Sekaiteki ni wa Chou Yuunou Datta you desu

Noah was raised by his exceptionally capable older sisters. He leaves his home to the nearby city to become an adventurer, but every time he performs he shocks those who witness him with wonder... "Wait? Am I actually strong...?" He really shouldn't be surprised by his abilities when all five of his older sisters that raised him are the worlds greatest in their respective fields! He has unbelievable potential! Here begins Noah's shining new life getting the acknowledgment he deserves, but his older sisters are chasing after him...? He who was supposed to be inept is actually a super rookie! Noah's life as an adventurer begins!!

(Source: Square Enix)