The deceased was identified as Abdur Rahman Ujjal, 35, son of late Osman of Tajmor area under Patikabari union of the upazila.
He worked as a distributor for a biscuit company and ran a photocopy shop at the local bazar.
Locals said he built a house on his own land a few yards away from his ancestral home due to family dispute the land and had been living there.
Around three months back, his wife went to her father’s housing with her son following dispute with her husband.
Getting no response from the house for long on Sunday morning, neighbours entered his house and found the body lying on the bed.
The head bore marks of bullet injuries and a gun and a letter were found lying beside the body, they said.
Assistant Sub-Inspector of Patikabari Police Outpost Shamsul Haque said being informed they recovered the body and sent it to Kushtia General Hospital morgue for autopsy, reports UNB.
He assumed that Ujjal might have died by suicide over family feud.