Police have arrested a fourth man for the murder of 48-year-old Mark Hohua in Whakatāne.

"Mr Hohua died in hospital early on June 19 from injuries sustained the previous evening," says Detective Senior Sergeant Paul Wilson.

"The 43-year-old man is due to appear in Tauranga District Court tomorrow, July 21, charged with murder.

"This follows the previous arrests of three men aged 25, 32 and 34.

"They have all made initial court appearances and are remanded in custody.

"The investigation team has worked tirelessly to piece together the evidence and are not ruling out that further charges may be filed.

"Police would like to reiterate an appeal for anyone who has information about how Mr Hohua sustained his injuries, to come forward to Police on 105 and quote file 220618/2962."

Information can also be provided anonymously to Crime Stoppers on 0800 555 111 or www.crimestoppers-nz.org.