Bomb explosion took place at the residence gate of Hueiyen Lanpao (local vernacular) editor H Ningomba and ISTV editor B Ningomba in Okram Chuthek region of Imphal in Manipur.
Later on, a live bomb was also recovered in Okram Chuthek and bomb disposal squad reached the spot. There were no casualties reported in the incident.
Earlier on Friday police recovered grenade and a bomb in Manipur's Imphal West district where Prime Minister Narendra Modi addressed an election rally on Saturday.
Polling for the 60-seat Manipur Assembly will take place in two phases on March 4 and March 8.