Four men were arrested and charged yesterday in relation to the death of Pahiatua man James Whatuira.
Mr Whatuira was found dead at a house in Ormond St, Woodville, on January 4.
Police said he was killed with a single gunshot.
A 41-year-old Nelson man was charged with murder and will appear in the Christchurch District Court tomorrow.
Three Dannevirke men aged 29, 35, and 45 were charged with being party to a murder and will appear in the Palmerston North District Court tomorrow.
Police said the investigation was ongoing and they still wished to speak to anyone who may have any information about Mr Whatuira's death.
Anyone with information was asked to contact Detective Constable Claire Adkins on (06) 210 2201.