Dokushin Ojisan no Isekai Life ~Kekkon Shimasen, Free na Dokushin Koso Saikou desu~

Gentoku Oda, the town's 'jack-of-all-trades,' swore to remain a lifelong bachelor, enjoying a carefree life while going about his work. But one day, he suffers a sudden death by electrocution during an electrical job... or so he thought! Shockingly, he ends up being reincarnated into another world.