Not Equal by IKE Reibun

Summary

Plot: “Tomorrow, I’ll put a curse on my father…”Right after reuniting with his father, from whom he’d been separated when he was a kid, Ryou suddenly traveled back in time 22 years, during the peak of the bubble economy of the Showa era!There, he met his father, Konomi, who was 3 years younger than he was…!Living in an unknown environment with the uneasiness of wanting to go back to his own time, Ryou was anxious. But being comforted by the pure-hearted Konomi, his feelings gradually started to change… The first volume of Ike Reibun’s loved original work!